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Finding the Fourth Proportional to 260,772.57, 359,853.71 and 160,151.13

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Solution

The fourth proportional to 260,772.57, 359,853.71 and 160,151.13 is: 221,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,772.57 : 359,853.71 = 160,151.13 : x
  2. Step 2: Convert to fraction form
    260,772.57/359,853.71 = 160,151.13/x
  3. Step 3: Cross multiply
    260,772.57x = 359,853.71 × 160,151.13
  4. Step 4: Simplify right side
    260,772.57x = 57,630,977,490.44
  5. Step 5: Solve for x
    x = 57,630,977,490.44/260,772.57
  6. Step 6: Final answer
    x = 221,000.92

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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.