Home / 90,314.20-124,628.08-50,025.64

Finding the Fourth Proportional to 90,314.20, 124,628.08 and 50,025.64

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Solution

The fourth proportional to 90,314.20, 124,628.08 and 50,025.64 is: 69,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,314.20 : 124,628.08 = 50,025.64 : x
  2. Step 2: Convert to fraction form
    90,314.20/124,628.08 = 50,025.64/x
  3. Step 3: Cross multiply
    90,314.20x = 124,628.08 × 50,025.64
  4. Step 4: Simplify right side
    90,314.20x = 6,234,599,463.97
  5. Step 5: Solve for x
    x = 6,234,599,463.97/90,314.20
  6. Step 6: Final answer
    x = 69,032.33

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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.