Home / 249,959.49-344,944.13-136,782.25

Finding the Fourth Proportional to 249,959.49, 344,944.13 and 136,782.25

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Solution

The fourth proportional to 249,959.49, 344,944.13 and 136,782.25 is: 188,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,959.49 : 344,944.13 = 136,782.25 : x
  2. Step 2: Convert to fraction form
    249,959.49/344,944.13 = 136,782.25/x
  3. Step 3: Cross multiply
    249,959.49x = 344,944.13 × 136,782.25
  4. Step 4: Simplify right side
    249,959.49x = 47,182,233,541.78
  5. Step 5: Solve for x
    x = 47,182,233,541.78/249,959.49
  6. Step 6: Final answer
    x = 188,759.52

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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.