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Finding the Fourth Proportional to 55,882.80, 77,115.15 and 32,011.01

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Solution

The fourth proportional to 55,882.80, 77,115.15 and 32,011.01 is: 44,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,882.80 : 77,115.15 = 32,011.01 : x
  2. Step 2: Convert to fraction form
    55,882.80/77,115.15 = 32,011.01/x
  3. Step 3: Cross multiply
    55,882.80x = 77,115.15 × 32,011.01
  4. Step 4: Simplify right side
    55,882.80x = 2,468,534,220.20
  5. Step 5: Solve for x
    x = 2,468,534,220.20/55,882.80
  6. Step 6: Final answer
    x = 44,173.41

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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.