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Finding the Fourth Proportional to 60,100, 82,941.15 and 34,610.20

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Solution

The fourth proportional to 60,100, 82,941.15 and 34,610.20 is: 47,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,100 : 82,941.15 = 34,610.20 : x
  2. Step 2: Convert to fraction form
    60,100/82,941.15 = 34,610.20/x
  3. Step 3: Cross multiply
    60,100x = 82,941.15 × 34,610.20
  4. Step 4: Simplify right side
    60,100x = 2,870,609,789.73
  5. Step 5: Solve for x
    x = 2,870,609,789.73/60,100
  6. Step 6: Final answer
    x = 47,763.89

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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.