Home / 160,251.97-221,152.17-88,636.60

Finding the Fourth Proportional to 160,251.97, 221,152.17 and 88,636.60

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Solution

The fourth proportional to 160,251.97, 221,152.17 and 88,636.60 is: 122,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,251.97 : 221,152.17 = 88,636.60 : x
  2. Step 2: Convert to fraction form
    160,251.97/221,152.17 = 88,636.60/x
  3. Step 3: Cross multiply
    160,251.97x = 221,152.17 × 88,636.60
  4. Step 4: Simplify right side
    160,251.97x = 19,602,177,662.24
  5. Step 5: Solve for x
    x = 19,602,177,662.24/160,251.97
  6. Step 6: Final answer
    x = 122,320.98

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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.