Home / 249,456.16-374,221.26-91,672.30

Finding the Fourth Proportional to 249,456.16, 374,221.26 and 91,672.30

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Solution

The fourth proportional to 249,456.16, 374,221.26 and 91,672.30 is: 137,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,456.16 : 374,221.26 = 91,672.30 : x
  2. Step 2: Convert to fraction form
    249,456.16/374,221.26 = 91,672.30/x
  3. Step 3: Cross multiply
    249,456.16x = 374,221.26 × 91,672.30
  4. Step 4: Simplify right side
    249,456.16x = 34,305,723,613.10
  5. Step 5: Solve for x
    x = 34,305,723,613.10/249,456.16
  6. Step 6: Final answer
    x = 137,522.05

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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.