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Finding the Fourth Proportional to 160,046.48, 220,874.50 and 88,426.49

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Solution

The fourth proportional to 160,046.48, 220,874.50 and 88,426.49 is: 122,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,046.48 : 220,874.50 = 88,426.49 : x
  2. Step 2: Convert to fraction form
    160,046.48/220,874.50 = 88,426.49/x
  3. Step 3: Cross multiply
    160,046.48x = 220,874.50 × 88,426.49
  4. Step 4: Simplify right side
    160,046.48x = 19,531,155,274.27
  5. Step 5: Solve for x
    x = 19,531,155,274.27/160,046.48
  6. Step 6: Final answer
    x = 122,034.27

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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.