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Finding the Fourth Proportional to 93,651.48, 129,234.96 and 53,373.96

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Solution

The fourth proportional to 93,651.48, 129,234.96 and 53,373.96 is: 73,653.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,651.48 : 129,234.96 = 53,373.96 : x
  2. Step 2: Convert to fraction form
    93,651.48/129,234.96 = 53,373.96/x
  3. Step 3: Cross multiply
    93,651.48x = 129,234.96 × 53,373.96
  4. Step 4: Simplify right side
    93,651.48x = 6,897,781,585.64
  5. Step 5: Solve for x
    x = 6,897,781,585.64/93,651.48
  6. Step 6: Final answer
    x = 73,653.74

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1.5x scale

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.