Home / 243,304.46-335,756.78-141,387.52

Finding the Fourth Proportional to 243,304.46, 335,756.78 and 141,387.52

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Solution

The fourth proportional to 243,304.46, 335,756.78 and 141,387.52 is: 195,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,304.46 : 335,756.78 = 141,387.52 : x
  2. Step 2: Convert to fraction form
    243,304.46/335,756.78 = 141,387.52/x
  3. Step 3: Cross multiply
    243,304.46x = 335,756.78 × 141,387.52
  4. Step 4: Simplify right side
    243,304.46x = 47,471,818,447.39
  5. Step 5: Solve for x
    x = 47,471,818,447.39/243,304.46
  6. Step 6: Final answer
    x = 195,112.82

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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.