Home / 124,865.30-187,297.95-82,874.90

Finding the Fourth Proportional to 124,865.30, 187,297.95 and 82,874.90

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Solution

The fourth proportional to 124,865.30, 187,297.95 and 82,874.90 is: 124,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,865.30 : 187,297.95 = 82,874.90 : x
  2. Step 2: Convert to fraction form
    124,865.30/187,297.95 = 82,874.90/x
  3. Step 3: Cross multiply
    124,865.30x = 187,297.95 × 82,874.90
  4. Step 4: Simplify right side
    124,865.30x = 15,522,298,876.46
  5. Step 5: Solve for x
    x = 15,522,298,876.46/124,865.30
  6. Step 6: Final answer
    x = 124,312.35

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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.