Home / 90,255.24-124,548.18-49,966.16

Finding the Fourth Proportional to 90,255.24, 124,548.18 and 49,966.16

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Solution

The fourth proportional to 90,255.24, 124,548.18 and 49,966.16 is: 68,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,255.24 : 124,548.18 = 49,966.16 : x
  2. Step 2: Convert to fraction form
    90,255.24/124,548.18 = 49,966.16/x
  3. Step 3: Cross multiply
    90,255.24x = 124,548.18 × 49,966.16
  4. Step 4: Simplify right side
    90,255.24x = 6,223,194,289.59
  5. Step 5: Solve for x
    x = 6,223,194,289.59/90,255.24
  6. Step 6: Final answer
    x = 68,951.06

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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.