Home / 249,135.75-373,853.07-91,380.15

Finding the Fourth Proportional to 249,135.75, 373,853.07 and 91,380.15

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Solution

The fourth proportional to 249,135.75, 373,853.07 and 91,380.15 is: 137,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,135.75 : 373,853.07 = 91,380.15 : x
  2. Step 2: Convert to fraction form
    249,135.75/373,853.07 = 91,380.15/x
  3. Step 3: Cross multiply
    249,135.75x = 373,853.07 × 91,380.15
  4. Step 4: Simplify right side
    249,135.75x = 34,162,749,614.56
  5. Step 5: Solve for x
    x = 34,162,749,614.56/249,135.75
  6. Step 6: Final answer
    x = 137,125.04

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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.