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Finding the Fourth Proportional to 59,072.84, 81,520.28 and 32,215.28

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Solution

The fourth proportional to 59,072.84, 81,520.28 and 32,215.28 is: 44,456.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,072.84 : 81,520.28 = 32,215.28 : x
  2. Step 2: Convert to fraction form
    59,072.84/81,520.28 = 32,215.28/x
  3. Step 3: Cross multiply
    59,072.84x = 81,520.28 × 32,215.28
  4. Step 4: Simplify right side
    59,072.84x = 2,626,198,645.88
  5. Step 5: Solve for x
    x = 2,626,198,645.88/59,072.84
  6. Step 6: Final answer
    x = 44,456.96

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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.