Home / 56,115.09-77,442.62-32,251.28

Finding the Fourth Proportional to 56,115.09, 77,442.62 and 32,251.28

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Solution

The fourth proportional to 56,115.09, 77,442.62 and 32,251.28 is: 44,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,115.09 : 77,442.62 = 32,251.28 : x
  2. Step 2: Convert to fraction form
    56,115.09/77,442.62 = 32,251.28/x
  3. Step 3: Cross multiply
    56,115.09x = 77,442.62 × 32,251.28
  4. Step 4: Simplify right side
    56,115.09x = 2,497,623,073.08
  5. Step 5: Solve for x
    x = 2,497,623,073.08/56,115.09
  6. Step 6: Final answer
    x = 44,508.94

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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.