Home / 249,644.84-344,517.38-136,473.64

Finding the Fourth Proportional to 249,644.84, 344,517.38 and 136,473.64

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Solution

The fourth proportional to 249,644.84, 344,517.38 and 136,473.64 is: 188,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,644.84 : 344,517.38 = 136,473.64 : x
  2. Step 2: Convert to fraction form
    249,644.84/344,517.38 = 136,473.64/x
  3. Step 3: Cross multiply
    249,644.84x = 344,517.38 × 136,473.64
  4. Step 4: Simplify right side
    249,644.84x = 47,017,540,891.86
  5. Step 5: Solve for x
    x = 47,017,540,891.86/249,644.84
  6. Step 6: Final answer
    x = 188,337.72

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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.