Home / 90,289.53-124,590.08-50,002.23

Finding the Fourth Proportional to 90,289.53, 124,590.08 and 50,002.23

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Solution

The fourth proportional to 90,289.53, 124,590.08 and 50,002.23 is: 68,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,289.53 : 124,590.08 = 50,002.23 : x
  2. Step 2: Convert to fraction form
    90,289.53/124,590.08 = 50,002.23/x
  3. Step 3: Cross multiply
    90,289.53x = 124,590.08 × 50,002.23
  4. Step 4: Simplify right side
    90,289.53x = 6,229,781,585.87
  5. Step 5: Solve for x
    x = 6,229,781,585.87/90,289.53
  6. Step 6: Final answer
    x = 68,997.83

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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.