Home / 105,111,712.26-144,000,632.03-101,181,804.48

Finding the Fourth Proportional to 105,111,712.26, 144,000,632.03 and 101,181,804.48

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Solution

The fourth proportional to 105,111,712.26, 144,000,632.03 and 101,181,804.48 is: 138,616,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,111,712.26 : 144,000,632.03 = 101,181,804.48 : x
  2. Step 2: Convert to fraction form
    105,111,712.26/144,000,632.03 = 101,181,804.48/x
  3. Step 3: Cross multiply
    105,111,712.26x = 144,000,632.03 × 101,181,804.48
  4. Step 4: Simplify right side
    105,111,712.26x = 14,570,243,794,549,978
  5. Step 5: Solve for x
    x = 14,570,243,794,549,978/105,111,712.26
  6. Step 6: Final answer
    x = 138,616,748.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.