Home / 249,540.30-374,310.45-91,736.10

Finding the Fourth Proportional to 249,540.30, 374,310.45 and 91,736.10

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Solution

The fourth proportional to 249,540.30, 374,310.45 and 91,736.10 is: 137,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,540.30 : 374,310.45 = 91,736.10 : x
  2. Step 2: Convert to fraction form
    249,540.30/374,310.45 = 91,736.10/x
  3. Step 3: Cross multiply
    249,540.30x = 374,310.45 × 91,736.10
  4. Step 4: Simplify right side
    249,540.30x = 34,337,780,872.25
  5. Step 5: Solve for x
    x = 34,337,780,872.25/249,540.30
  6. Step 6: Final answer
    x = 137,604.15

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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.