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Finding the Fourth Proportional to 88,785.64, 133,295.10 and 62,502.76

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Solution

The fourth proportional to 88,785.64, 133,295.10 and 62,502.76 is: 93,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,785.64 : 133,295.10 = 62,502.76 : x
  2. Step 2: Convert to fraction form
    88,785.64/133,295.10 = 62,502.76/x
  3. Step 3: Cross multiply
    88,785.64x = 133,295.10 × 62,502.76
  4. Step 4: Simplify right side
    88,785.64x = 8,331,311,644.48
  5. Step 5: Solve for x
    x = 8,331,311,644.48/88,785.64
  6. Step 6: Final answer
    x = 93,836.25

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1.5x scale

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.