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Finding the Fourth Proportional to 80,060.52, 110,426.22 and 56,192.52

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Solution

The fourth proportional to 80,060.52, 110,426.22 and 56,192.52 is: 77,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,060.52 : 110,426.22 = 56,192.52 : x
  2. Step 2: Convert to fraction form
    80,060.52/110,426.22 = 56,192.52/x
  3. Step 3: Cross multiply
    80,060.52x = 110,426.22 × 56,192.52
  4. Step 4: Simplify right side
    80,060.52x = 6,205,127,575.87
  5. Step 5: Solve for x
    x = 6,205,127,575.87/80,060.52
  6. Step 6: Final answer
    x = 77,505.46

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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.