Home / 105,111,717.26-144,000,638.86-101,181,809.48

Finding the Fourth Proportional to 105,111,717.26, 144,000,638.86 and 101,181,809.48

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Solution

The fourth proportional to 105,111,717.26, 144,000,638.86 and 101,181,809.48 is: 138,616,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,111,717.26 : 144,000,638.86 = 101,181,809.48 : x
  2. Step 2: Convert to fraction form
    105,111,717.26/144,000,638.86 = 101,181,809.48/x
  3. Step 3: Cross multiply
    105,111,717.26x = 144,000,638.86 × 101,181,809.48
  4. Step 4: Simplify right side
    105,111,717.26x = 14,570,245,206,130,806
  5. Step 5: Solve for x
    x = 14,570,245,206,130,806/105,111,717.26
  6. Step 6: Final answer
    x = 138,616,755.45

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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.