Home / 160,175.39-221,022.56-88,545.47

Finding the Fourth Proportional to 160,175.39, 221,022.56 and 88,545.47

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Solution

The fourth proportional to 160,175.39, 221,022.56 and 88,545.47 is: 122,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,175.39 : 221,022.56 = 88,545.47 : x
  2. Step 2: Convert to fraction form
    160,175.39/221,022.56 = 88,545.47/x
  3. Step 3: Cross multiply
    160,175.39x = 221,022.56 × 88,545.47
  4. Step 4: Simplify right side
    160,175.39x = 19,570,546,013.08
  5. Step 5: Solve for x
    x = 19,570,546,013.08/160,175.39
  6. Step 6: Final answer
    x = 122,181.98

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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.