Home / 90,023.28-135,034.96-23,463.24

Finding the Fourth Proportional to 90,023.28, 135,034.96 and 23,463.24

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Solution

The fourth proportional to 90,023.28, 135,034.96 and 23,463.24 is: 35,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,023.28 : 135,034.96 = 23,463.24 : x
  2. Step 2: Convert to fraction form
    90,023.28/135,034.96 = 23,463.24/x
  3. Step 3: Cross multiply
    90,023.28x = 135,034.96 × 23,463.24
  4. Step 4: Simplify right side
    90,023.28x = 3,168,357,674.87
  5. Step 5: Solve for x
    x = 3,168,357,674.87/90,023.28
  6. Step 6: Final answer
    x = 35,194.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.