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Finding the Fourth Proportional to 93,494.93, 129,034.09 and 52,660.40

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Solution

The fourth proportional to 93,494.93, 129,034.09 and 52,660.40 is: 72,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,494.93 : 129,034.09 = 52,660.40 : x
  2. Step 2: Convert to fraction form
    93,494.93/129,034.09 = 52,660.40/x
  3. Step 3: Cross multiply
    93,494.93x = 129,034.09 × 52,660.40
  4. Step 4: Simplify right side
    93,494.93x = 6,794,986,793.04
  5. Step 5: Solve for x
    x = 6,794,986,793.04/93,494.93
  6. Step 6: Final answer
    x = 72,677.60

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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.