Home / 90,607.74-125,034.42-50,324.10

Finding the Fourth Proportional to 90,607.74, 125,034.42 and 50,324.10

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Solution

The fourth proportional to 90,607.74, 125,034.42 and 50,324.10 is: 69,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,607.74 : 125,034.42 = 50,324.10 : x
  2. Step 2: Convert to fraction form
    90,607.74/125,034.42 = 50,324.10/x
  3. Step 3: Cross multiply
    90,607.74x = 125,034.42 × 50,324.10
  4. Step 4: Simplify right side
    90,607.74x = 6,292,244,655.52
  5. Step 5: Solve for x
    x = 6,292,244,655.52/90,607.74
  6. Step 6: Final answer
    x = 69,444.89

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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.