Home / 249,610.82-344,463.11-136,433.57

Finding the Fourth Proportional to 249,610.82, 344,463.11 and 136,433.57

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Solution

The fourth proportional to 249,610.82, 344,463.11 and 136,433.57 is: 188,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,610.82 : 344,463.11 = 136,433.57 : x
  2. Step 2: Convert to fraction form
    249,610.82/344,463.11 = 136,433.57/x
  3. Step 3: Cross multiply
    249,610.82x = 344,463.11 × 136,433.57
  4. Step 4: Simplify right side
    249,610.82x = 46,996,329,426.12
  5. Step 5: Solve for x
    x = 46,996,329,426.12/249,610.82
  6. Step 6: Final answer
    x = 188,278.42

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1.5x scale

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.