Home / 90,227.38-124,500.75-49,941.04

Finding the Fourth Proportional to 90,227.38, 124,500.75 and 49,941.04

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Solution

The fourth proportional to 90,227.38, 124,500.75 and 49,941.04 is: 68,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227.38 : 124,500.75 = 49,941.04 : x
  2. Step 2: Convert to fraction form
    90,227.38/124,500.75 = 49,941.04/x
  3. Step 3: Cross multiply
    90,227.38x = 124,500.75 × 49,941.04
  4. Step 4: Simplify right side
    90,227.38x = 6,217,696,904.13
  5. Step 5: Solve for x
    x = 6,217,696,904.13/90,227.38
  6. Step 6: Final answer
    x = 68,911.42

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1.5x scale

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.