Home / 249,217.86-343,922.85-136,044.66

Finding the Fourth Proportional to 249,217.86, 343,922.85 and 136,044.66

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Solution

The fourth proportional to 249,217.86, 343,922.85 and 136,044.66 is: 187,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,217.86 : 343,922.85 = 136,044.66 : x
  2. Step 2: Convert to fraction form
    249,217.86/343,922.85 = 136,044.66/x
  3. Step 3: Cross multiply
    249,217.86x = 343,922.85 × 136,044.66
  4. Step 4: Simplify right side
    249,217.86x = 46,788,867,194.48
  5. Step 5: Solve for x
    x = 46,788,867,194.48/249,217.86
  6. Step 6: Final answer
    x = 187,742.83

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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.