Home / 249,387.20-374,082.24-83,174.72

Finding the Fourth Proportional to 249,387.20, 374,082.24 and 83,174.72

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Solution

The fourth proportional to 249,387.20, 374,082.24 and 83,174.72 is: 124,762.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,387.20 : 374,082.24 = 83,174.72 : x
  2. Step 2: Convert to fraction form
    249,387.20/374,082.24 = 83,174.72/x
  3. Step 3: Cross multiply
    249,387.20x = 374,082.24 × 83,174.72
  4. Step 4: Simplify right side
    249,387.20x = 31,114,185,568.97
  5. Step 5: Solve for x
    x = 31,114,185,568.97/249,387.20
  6. Step 6: Final answer
    x = 124,762.56

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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.