Home / 148,294.19-222,474.13-81,700.04

Finding the Fourth Proportional to 148,294.19, 222,474.13 and 81,700.04

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Solution

The fourth proportional to 148,294.19, 222,474.13 and 81,700.04 is: 122,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,294.19 : 222,474.13 = 81,700.04 : x
  2. Step 2: Convert to fraction form
    148,294.19/222,474.13 = 81,700.04/x
  3. Step 3: Cross multiply
    148,294.19x = 222,474.13 × 81,700.04
  4. Step 4: Simplify right side
    148,294.19x = 18,176,145,671.90
  5. Step 5: Solve for x
    x = 18,176,145,671.90/148,294.19
  6. Step 6: Final answer
    x = 122,568.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.