Home / 82,793.06-124,168.85-35,384.72

Finding the Fourth Proportional to 82,793.06, 124,168.85 and 35,384.72

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Solution

The fourth proportional to 82,793.06, 124,168.85 and 35,384.72 is: 53,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,793.06 : 124,168.85 = 35,384.72 : x
  2. Step 2: Convert to fraction form
    82,793.06/124,168.85 = 35,384.72/x
  3. Step 3: Cross multiply
    82,793.06x = 124,168.85 × 35,384.72
  4. Step 4: Simplify right side
    82,793.06x = 4,393,680,372.57
  5. Step 5: Solve for x
    x = 4,393,680,372.57/82,793.06
  6. Step 6: Final answer
    x = 53,068.22

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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.