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Finding the Fourth Proportional to 62,243.80, 85,888.34 and 35,385.73

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Solution

The fourth proportional to 62,243.80, 85,888.34 and 35,385.73 is: 48,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,243.80 : 85,888.34 = 35,385.73 : x
  2. Step 2: Convert to fraction form
    62,243.80/85,888.34 = 35,385.73/x
  3. Step 3: Cross multiply
    62,243.80x = 85,888.34 × 35,385.73
  4. Step 4: Simplify right side
    62,243.80x = 3,039,221,432.46
  5. Step 5: Solve for x
    x = 3,039,221,432.46/62,243.80
  6. Step 6: Final answer
    x = 48,827.70

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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.