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Finding the Fourth Proportional to 64,057.52, 96,084.96 and 21,366.04

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Solution

The fourth proportional to 64,057.52, 96,084.96 and 21,366.04 is: 32,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,057.52 : 96,084.96 = 21,366.04 : x
  2. Step 2: Convert to fraction form
    64,057.52/96,084.96 = 21,366.04/x
  3. Step 3: Cross multiply
    64,057.52x = 96,084.96 × 21,366.04
  4. Step 4: Simplify right side
    64,057.52x = 2,052,955,098.76
  5. Step 5: Solve for x
    x = 2,052,955,098.76/64,057.52
  6. Step 6: Final answer
    x = 32,048.62

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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.