Home / 149,917.24-224,986.38-71,031.16

Finding the Fourth Proportional to 149,917.24, 224,986.38 and 71,031.16

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Solution

The fourth proportional to 149,917.24, 224,986.38 and 71,031.16 is: 106,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,917.24 : 224,986.38 = 71,031.16 : x
  2. Step 2: Convert to fraction form
    149,917.24/224,986.38 = 71,031.16/x
  3. Step 3: Cross multiply
    149,917.24x = 224,986.38 × 71,031.16
  4. Step 4: Simplify right side
    149,917.24x = 15,981,043,555.60
  5. Step 5: Solve for x
    x = 15,981,043,555.60/149,917.24
  6. Step 6: Final answer
    x = 106,599.10

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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.