Home / 62,135.49-85,747.98-35,278.73

Finding the Fourth Proportional to 62,135.49, 85,747.98 and 35,278.73

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Solution

The fourth proportional to 62,135.49, 85,747.98 and 35,278.73 is: 48,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,135.49 : 85,747.98 = 35,278.73 : x
  2. Step 2: Convert to fraction form
    62,135.49/85,747.98 = 35,278.73/x
  3. Step 3: Cross multiply
    62,135.49x = 85,747.98 × 35,278.73
  4. Step 4: Simplify right side
    62,135.49x = 3,025,079,834.47
  5. Step 5: Solve for x
    x = 3,025,079,834.47/62,135.49
  6. Step 6: Final answer
    x = 48,685.22

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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.