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Finding the Fourth Proportional to 59,498.70, 89,248.36 and 20,056.16

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Solution

The fourth proportional to 59,498.70, 89,248.36 and 20,056.16 is: 30,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,498.70 : 89,248.36 = 20,056.16 : x
  2. Step 2: Convert to fraction form
    59,498.70/89,248.36 = 20,056.16/x
  3. Step 3: Cross multiply
    59,498.70x = 89,248.36 × 20,056.16
  4. Step 4: Simplify right side
    59,498.70x = 1,789,979,387.90
  5. Step 5: Solve for x
    x = 1,789,979,387.90/59,498.70
  6. Step 6: Final answer
    x = 30,084.34

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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.