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Finding the Fourth Proportional to 80,059.52, 110,424.84 and 56,191.52

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Solution

The fourth proportional to 80,059.52, 110,424.84 and 56,191.52 is: 77,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,059.52 : 110,424.84 = 56,191.52 : x
  2. Step 2: Convert to fraction form
    80,059.52/110,424.84 = 56,191.52/x
  3. Step 3: Cross multiply
    80,059.52x = 110,424.84 × 56,191.52
  4. Step 4: Simplify right side
    80,059.52x = 6,204,939,605.36
  5. Step 5: Solve for x
    x = 6,204,939,605.36/80,059.52
  6. Step 6: Final answer
    x = 77,504.08

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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.