Home / 149,760.20-224,527.98-90,583.76

Finding the Fourth Proportional to 149,760.20, 224,527.98 and 90,583.76

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Solution

The fourth proportional to 149,760.20, 224,527.98 and 90,583.76 is: 135,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,760.20 : 224,527.98 = 90,583.76 : x
  2. Step 2: Convert to fraction form
    149,760.20/224,527.98 = 90,583.76/x
  3. Step 3: Cross multiply
    149,760.20x = 224,527.98 × 90,583.76
  4. Step 4: Simplify right side
    149,760.20x = 20,338,588,653.60
  5. Step 5: Solve for x
    x = 20,338,588,653.60/149,760.20
  6. Step 6: Final answer
    x = 135,807.70

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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.