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Finding the Fourth Proportional to 60,663.69, 91,013.61 and 43,834.73

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Solution

The fourth proportional to 60,663.69, 91,013.61 and 43,834.73 is: 65,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,663.69 : 91,013.61 = 43,834.73 : x
  2. Step 2: Convert to fraction form
    60,663.69/91,013.61 = 43,834.73/x
  3. Step 3: Cross multiply
    60,663.69x = 91,013.61 × 43,834.73
  4. Step 4: Simplify right side
    60,663.69x = 3,989,556,565.61
  5. Step 5: Solve for x
    x = 3,989,556,565.61/60,663.69
  6. Step 6: Final answer
    x = 65,765.15

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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.