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Finding the Fourth Proportional to 260,773.32, 359,854.74 and 160,151.88

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Solution

The fourth proportional to 260,773.32, 359,854.74 and 160,151.88 is: 221,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,773.32 : 359,854.74 = 160,151.88 : x
  2. Step 2: Convert to fraction form
    260,773.32/359,854.74 = 160,151.88/x
  3. Step 3: Cross multiply
    260,773.32x = 359,854.74 × 160,151.88
  4. Step 4: Simplify right side
    260,773.32x = 57,631,413,137.91
  5. Step 5: Solve for x
    x = 57,631,413,137.91/260,773.32
  6. Step 6: Final answer
    x = 221,001.95

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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.