Home / 212,877.39-293,660.86-132,274.29

Finding the Fourth Proportional to 212,877.39, 293,660.86 and 132,274.29

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Solution

The fourth proportional to 212,877.39, 293,660.86 and 132,274.29 is: 182,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,877.39 : 293,660.86 = 132,274.29 : x
  2. Step 2: Convert to fraction form
    212,877.39/293,660.86 = 132,274.29/x
  3. Step 3: Cross multiply
    212,877.39x = 293,660.86 × 132,274.29
  4. Step 4: Simplify right side
    212,877.39x = 38,843,781,757.29
  5. Step 5: Solve for x
    x = 38,843,781,757.29/212,877.39
  6. Step 6: Final answer
    x = 182,470.21

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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.