Home / 249,180.17-373,757.15-71,680.21

Finding the Fourth Proportional to 249,180.17, 373,757.15 and 71,680.21

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Solution

The fourth proportional to 249,180.17, 373,757.15 and 71,680.21 is: 107,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,180.17 : 373,757.15 = 71,680.21 : x
  2. Step 2: Convert to fraction form
    249,180.17/373,757.15 = 71,680.21/x
  3. Step 3: Cross multiply
    249,180.17x = 373,757.15 × 71,680.21
  4. Step 4: Simplify right side
    249,180.17x = 26,790,990,245.81
  5. Step 5: Solve for x
    x = 26,790,990,245.81/249,180.17
  6. Step 6: Final answer
    x = 107,516.54

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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.