Home / 89,944.65-134,915.10-29,977.47

Finding the Fourth Proportional to 89,944.65, 134,915.10 and 29,977.47

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Solution

The fourth proportional to 89,944.65, 134,915.10 and 29,977.47 is: 44,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.65 : 134,915.10 = 29,977.47 : x
  2. Step 2: Convert to fraction form
    89,944.65/134,915.10 = 29,977.47/x
  3. Step 3: Cross multiply
    89,944.65x = 134,915.10 × 29,977.47
  4. Step 4: Simplify right side
    89,944.65x = 4,044,413,250.38
  5. Step 5: Solve for x
    x = 4,044,413,250.38/89,944.65
  6. Step 6: Final answer
    x = 44,965.58

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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.