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Finding the Fourth Proportional to 93,502.80, 129,034.89 and 51,062.58

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Solution

The fourth proportional to 93,502.80, 129,034.89 and 51,062.58 is: 70,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,502.80 : 129,034.89 = 51,062.58 : x
  2. Step 2: Convert to fraction form
    93,502.80/129,034.89 = 51,062.58/x
  3. Step 3: Cross multiply
    93,502.80x = 129,034.89 × 51,062.58
  4. Step 4: Simplify right side
    93,502.80x = 6,588,854,393.42
  5. Step 5: Solve for x
    x = 6,588,854,393.42/93,502.80
  6. Step 6: Final answer
    x = 70,466.92

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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.