Home / 90,256.24-135,359.60-50,225.92

Finding the Fourth Proportional to 90,256.24, 135,359.60 and 50,225.92

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Solution

The fourth proportional to 90,256.24, 135,359.60 and 50,225.92 is: 75,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,256.24 : 135,359.60 = 50,225.92 : x
  2. Step 2: Convert to fraction form
    90,256.24/135,359.60 = 50,225.92/x
  3. Step 3: Cross multiply
    90,256.24x = 135,359.60 × 50,225.92
  4. Step 4: Simplify right side
    90,256.24x = 6,798,560,440.83
  5. Step 5: Solve for x
    x = 6,798,560,440.83/90,256.24
  6. Step 6: Final answer
    x = 75,325.10

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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.