Home / 249,118-343,790.13-135,948.04

Finding the Fourth Proportional to 249,118, 343,790.13 and 135,948.04

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Solution

The fourth proportional to 249,118, 343,790.13 and 135,948.04 is: 187,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,118 : 343,790.13 = 135,948.04 : x
  2. Step 2: Convert to fraction form
    249,118/343,790.13 = 135,948.04/x
  3. Step 3: Cross multiply
    249,118x = 343,790.13 × 135,948.04
  4. Step 4: Simplify right side
    249,118x = 46,737,594,344.85
  5. Step 5: Solve for x
    x = 46,737,594,344.85/249,118
  6. Step 6: Final answer
    x = 187,612.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.