Home / 249,585.54-344,422.98-136,409.10

Finding the Fourth Proportional to 249,585.54, 344,422.98 and 136,409.10

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Solution

The fourth proportional to 249,585.54, 344,422.98 and 136,409.10 is: 188,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,585.54 : 344,422.98 = 136,409.10 : x
  2. Step 2: Convert to fraction form
    249,585.54/344,422.98 = 136,409.10/x
  3. Step 3: Cross multiply
    249,585.54x = 344,422.98 × 136,409.10
  4. Step 4: Simplify right side
    249,585.54x = 46,982,428,721.12
  5. Step 5: Solve for x
    x = 46,982,428,721.12/249,585.54
  6. Step 6: Final answer
    x = 188,241.79

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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.