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Finding the Fourth Proportional to 60,245.70, 83,136.07 and 33,387.97

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Solution

The fourth proportional to 60,245.70, 83,136.07 and 33,387.97 is: 46,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,245.70 : 83,136.07 = 33,387.97 : x
  2. Step 2: Convert to fraction form
    60,245.70/83,136.07 = 33,387.97/x
  3. Step 3: Cross multiply
    60,245.70x = 83,136.07 × 33,387.97
  4. Step 4: Simplify right side
    60,245.70x = 2,775,744,834.67
  5. Step 5: Solve for x
    x = 2,775,744,834.67/60,245.70
  6. Step 6: Final answer
    x = 46,073.74

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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.