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Finding the Fourth Proportional to 160,078.65, 220,925.66 and 92,098.59

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Solution

The fourth proportional to 160,078.65, 220,925.66 and 92,098.59 is: 127,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,078.65 : 220,925.66 = 92,098.59 : x
  2. Step 2: Convert to fraction form
    160,078.65/220,925.66 = 92,098.59/x
  3. Step 3: Cross multiply
    160,078.65x = 220,925.66 × 92,098.59
  4. Step 4: Simplify right side
    160,078.65x = 20,346,941,320.33
  5. Step 5: Solve for x
    x = 20,346,941,320.33/160,078.65
  6. Step 6: Final answer
    x = 127,105.90

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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.