Home / 56,545.60-84,818.40-30,301.60

Finding the Fourth Proportional to 56,545.60, 84,818.40 and 30,301.60

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Solution

The fourth proportional to 56,545.60, 84,818.40 and 30,301.60 is: 45,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,545.60 : 84,818.40 = 30,301.60 : x
  2. Step 2: Convert to fraction form
    56,545.60/84,818.40 = 30,301.60/x
  3. Step 3: Cross multiply
    56,545.60x = 84,818.40 × 30,301.60
  4. Step 4: Simplify right side
    56,545.60x = 2,570,133,229.44
  5. Step 5: Solve for x
    x = 2,570,133,229.44/56,545.60
  6. Step 6: Final answer
    x = 45,452.40

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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.