Home / 89,337.55-133,977.87-29,352.10

Finding the Fourth Proportional to 89,337.55, 133,977.87 and 29,352.10

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Solution

The fourth proportional to 89,337.55, 133,977.87 and 29,352.10 is: 44,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,337.55 : 133,977.87 = 29,352.10 : x
  2. Step 2: Convert to fraction form
    89,337.55/133,977.87 = 29,352.10/x
  3. Step 3: Cross multiply
    89,337.55x = 133,977.87 × 29,352.10
  4. Step 4: Simplify right side
    89,337.55x = 3,932,531,838.03
  5. Step 5: Solve for x
    x = 3,932,531,838.03/89,337.55
  6. Step 6: Final answer
    x = 44,018.80

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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.