Home / 67,232.41-100,816.45-39,160.47

Finding the Fourth Proportional to 67,232.41, 100,816.45 and 39,160.47

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Solution

The fourth proportional to 67,232.41, 100,816.45 and 39,160.47 is: 58,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,232.41 : 100,816.45 = 39,160.47 : x
  2. Step 2: Convert to fraction form
    67,232.41/100,816.45 = 39,160.47/x
  3. Step 3: Cross multiply
    67,232.41x = 100,816.45 × 39,160.47
  4. Step 4: Simplify right side
    67,232.41x = 3,948,019,845.89
  5. Step 5: Solve for x
    x = 3,948,019,845.89/67,232.41
  6. Step 6: Final answer
    x = 58,721.97

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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.