Home / 90,250.24-124,541.28-49,961.14

Finding the Fourth Proportional to 90,250.24, 124,541.28 and 49,961.14

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Solution

The fourth proportional to 90,250.24, 124,541.28 and 49,961.14 is: 68,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,250.24 : 124,541.28 = 49,961.14 : x
  2. Step 2: Convert to fraction form
    90,250.24/124,541.28 = 49,961.14/x
  3. Step 3: Cross multiply
    90,250.24x = 124,541.28 × 49,961.14
  4. Step 4: Simplify right side
    90,250.24x = 6,222,224,325.86
  5. Step 5: Solve for x
    x = 6,222,224,325.86/90,250.24
  6. Step 6: Final answer
    x = 68,944.13

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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.