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Finding the Fourth Proportional to 160,076.33, 220,898.16 and 88,454.81

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Solution

The fourth proportional to 160,076.33, 220,898.16 and 88,454.81 is: 122,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,076.33 : 220,898.16 = 88,454.81 : x
  2. Step 2: Convert to fraction form
    160,076.33/220,898.16 = 88,454.81/x
  3. Step 3: Cross multiply
    160,076.33x = 220,898.16 × 88,454.81
  4. Step 4: Simplify right side
    160,076.33x = 19,539,504,951.90
  5. Step 5: Solve for x
    x = 19,539,504,951.90/160,076.33
  6. Step 6: Final answer
    x = 122,063.68

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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.