Home / 160,110.45-220,963.83-88,489.02

Finding the Fourth Proportional to 160,110.45, 220,963.83 and 88,489.02

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Solution

The fourth proportional to 160,110.45, 220,963.83 and 88,489.02 is: 122,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,110.45 : 220,963.83 = 88,489.02 : x
  2. Step 2: Convert to fraction form
    160,110.45/220,963.83 = 88,489.02/x
  3. Step 3: Cross multiply
    160,110.45x = 220,963.83 × 88,489.02
  4. Step 4: Simplify right side
    160,110.45x = 19,552,872,772.15
  5. Step 5: Solve for x
    x = 19,552,872,772.15/160,110.45
  6. Step 6: Final answer
    x = 122,121.15

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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.