Home / 93,731.52-129,349.24-51,290.04

Finding the Fourth Proportional to 93,731.52, 129,349.24 and 51,290.04

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Solution

The fourth proportional to 93,731.52, 129,349.24 and 51,290.04 is: 70,780.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,731.52 : 129,349.24 = 51,290.04 : x
  2. Step 2: Convert to fraction form
    93,731.52/129,349.24 = 51,290.04/x
  3. Step 3: Cross multiply
    93,731.52x = 129,349.24 × 51,290.04
  4. Step 4: Simplify right side
    93,731.52x = 6,634,327,693.57
  5. Step 5: Solve for x
    x = 6,634,327,693.57/93,731.52
  6. Step 6: Final answer
    x = 70,780.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.