Home / 149,723.64-224,555.08-54,921.55

Finding the Fourth Proportional to 149,723.64, 224,555.08 and 54,921.55

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Solution

The fourth proportional to 149,723.64, 224,555.08 and 54,921.55 is: 82,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723.64 : 224,555.08 = 54,921.55 : x
  2. Step 2: Convert to fraction form
    149,723.64/224,555.08 = 54,921.55/x
  3. Step 3: Cross multiply
    149,723.64x = 224,555.08 × 54,921.55
  4. Step 4: Simplify right side
    149,723.64x = 12,332,913,053.97
  5. Step 5: Solve for x
    x = 12,332,913,053.97/149,723.64
  6. Step 6: Final answer
    x = 82,371.18

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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.