Home / 249,947.49-344,927.76-136,770.24

Finding the Fourth Proportional to 249,947.49, 344,927.76 and 136,770.24

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Solution

The fourth proportional to 249,947.49, 344,927.76 and 136,770.24 is: 188,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,947.49 : 344,927.76 = 136,770.24 : x
  2. Step 2: Convert to fraction form
    249,947.49/344,927.76 = 136,770.24/x
  3. Step 3: Cross multiply
    249,947.49x = 344,927.76 × 136,770.24
  4. Step 4: Simplify right side
    249,947.49x = 47,175,852,517.86
  5. Step 5: Solve for x
    x = 47,175,852,517.86/249,947.49
  6. Step 6: Final answer
    x = 188,743.05

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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.