Home / 100,008.48-150,078-36,829.26

Finding the Fourth Proportional to 100,008.48, 150,078 and 36,829.26

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Solution

The fourth proportional to 100,008.48, 150,078 and 36,829.26 is: 55,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,008.48 : 150,078 = 36,829.26 : x
  2. Step 2: Convert to fraction form
    100,008.48/150,078 = 36,829.26/x
  3. Step 3: Cross multiply
    100,008.48x = 150,078 × 36,829.26
  4. Step 4: Simplify right side
    100,008.48x = 5,527,261,682.28
  5. Step 5: Solve for x
    x = 5,527,261,682.28/100,008.48
  6. Step 6: Final answer
    x = 55,267.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.