Home / 87,372,331.20-131,047,999.20-36,249,019.20

Finding the Fourth Proportional to 87,372,331.20, 131,047,999.20 and 36,249,019.20

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Solution

The fourth proportional to 87,372,331.20, 131,047,999.20 and 36,249,019.20 is: 54,369,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,372,331.20 : 131,047,999.20 = 36,249,019.20 : x
  2. Step 2: Convert to fraction form
    87,372,331.20/131,047,999.20 = 36,249,019.20/x
  3. Step 3: Cross multiply
    87,372,331.20x = 131,047,999.20 × 36,249,019.20
  4. Step 4: Simplify right side
    87,372,331.20x = 4,750,361,439,122,385
  5. Step 5: Solve for x
    x = 4,750,361,439,122,385/87,372,331.20
  6. Step 6: Final answer
    x = 54,369,173.56

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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.