Home / 249,658.44-344,528.82-136,481.28

Finding the Fourth Proportional to 249,658.44, 344,528.82 and 136,481.28

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Solution

The fourth proportional to 249,658.44, 344,528.82 and 136,481.28 is: 188,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,658.44 : 344,528.82 = 136,481.28 : x
  2. Step 2: Convert to fraction form
    249,658.44/344,528.82 = 136,481.28/x
  3. Step 3: Cross multiply
    249,658.44x = 344,528.82 × 136,481.28
  4. Step 4: Simplify right side
    249,658.44x = 47,021,734,350.49
  5. Step 5: Solve for x
    x = 47,021,734,350.49/249,658.44
  6. Step 6: Final answer
    x = 188,344.26

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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.