Home / 160,982.66-222,151.98-88,385.19

Finding the Fourth Proportional to 160,982.66, 222,151.98 and 88,385.19

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Solution

The fourth proportional to 160,982.66, 222,151.98 and 88,385.19 is: 121,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,982.66 : 222,151.98 = 88,385.19 : x
  2. Step 2: Convert to fraction form
    160,982.66/222,151.98 = 88,385.19/x
  3. Step 3: Cross multiply
    160,982.66x = 222,151.98 × 88,385.19
  4. Step 4: Simplify right side
    160,982.66x = 19,634,944,961.18
  5. Step 5: Solve for x
    x = 19,634,944,961.18/160,982.66
  6. Step 6: Final answer
    x = 121,969.32

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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.