Home / 160,877.13-222,002.87-88,278.38

Finding the Fourth Proportional to 160,877.13, 222,002.87 and 88,278.38

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Solution

The fourth proportional to 160,877.13, 222,002.87 and 88,278.38 is: 121,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,877.13 : 222,002.87 = 88,278.38 : x
  2. Step 2: Convert to fraction form
    160,877.13/222,002.87 = 88,278.38/x
  3. Step 3: Cross multiply
    160,877.13x = 222,002.87 × 88,278.38
  4. Step 4: Simplify right side
    160,877.13x = 19,598,053,718.95
  5. Step 5: Solve for x
    x = 19,598,053,718.95/160,877.13
  6. Step 6: Final answer
    x = 121,820.01

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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.