Home / 224,734.11-310,195.62-129,271.56

Finding the Fourth Proportional to 224,734.11, 310,195.62 and 129,271.56

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Solution

The fourth proportional to 224,734.11, 310,195.62 and 129,271.56 is: 178,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,734.11 : 310,195.62 = 129,271.56 : x
  2. Step 2: Convert to fraction form
    224,734.11/310,195.62 = 129,271.56/x
  3. Step 3: Cross multiply
    224,734.11x = 310,195.62 × 129,271.56
  4. Step 4: Simplify right side
    224,734.11x = 40,099,471,702.57
  5. Step 5: Solve for x
    x = 40,099,471,702.57/224,734.11
  6. Step 6: Final answer
    x = 178,430.73

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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.