Home / 56,545.40-84,818.10-55,233.20

Finding the Fourth Proportional to 56,545.40, 84,818.10 and 55,233.20

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Solution

The fourth proportional to 56,545.40, 84,818.10 and 55,233.20 is: 82,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,545.40 : 84,818.10 = 55,233.20 : x
  2. Step 2: Convert to fraction form
    56,545.40/84,818.10 = 55,233.20/x
  3. Step 3: Cross multiply
    56,545.40x = 84,818.10 × 55,233.20
  4. Step 4: Simplify right side
    56,545.40x = 4,684,775,080.92
  5. Step 5: Solve for x
    x = 4,684,775,080.92/56,545.40
  6. Step 6: Final answer
    x = 82,849.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.