Home / 56,909.11-78,545.16-32,724.23

Finding the Fourth Proportional to 56,909.11, 78,545.16 and 32,724.23

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Solution

The fourth proportional to 56,909.11, 78,545.16 and 32,724.23 is: 45,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,909.11 : 78,545.16 = 32,724.23 : x
  2. Step 2: Convert to fraction form
    56,909.11/78,545.16 = 32,724.23/x
  3. Step 3: Cross multiply
    56,909.11x = 78,545.16 × 32,724.23
  4. Step 4: Simplify right side
    56,909.11x = 2,570,329,324.88
  5. Step 5: Solve for x
    x = 2,570,329,324.88/56,909.11
  6. Step 6: Final answer
    x = 45,165.52

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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.