Home / 147,806.94-221,765.49-88,685.04

Finding the Fourth Proportional to 147,806.94, 221,765.49 and 88,685.04

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Solution

The fourth proportional to 147,806.94, 221,765.49 and 88,685.04 is: 133,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,806.94 : 221,765.49 = 88,685.04 : x
  2. Step 2: Convert to fraction form
    147,806.94/221,765.49 = 88,685.04/x
  3. Step 3: Cross multiply
    147,806.94x = 221,765.49 × 88,685.04
  4. Step 4: Simplify right side
    147,806.94x = 19,667,281,351.27
  5. Step 5: Solve for x
    x = 19,667,281,351.27/147,806.94
  6. Step 6: Final answer
    x = 133,060.61

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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.