Home / 160,677.47-221,805.55-112,468.73

Finding the Fourth Proportional to 160,677.47, 221,805.55 and 112,468.73

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Solution

The fourth proportional to 160,677.47, 221,805.55 and 112,468.73 is: 155,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,677.47 : 221,805.55 = 112,468.73 : x
  2. Step 2: Convert to fraction form
    160,677.47/221,805.55 = 112,468.73/x
  3. Step 3: Cross multiply
    160,677.47x = 221,805.55 × 112,468.73
  4. Step 4: Simplify right side
    160,677.47x = 24,946,188,785.86
  5. Step 5: Solve for x
    x = 24,946,188,785.86/160,677.47
  6. Step 6: Final answer
    x = 155,256.29

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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.