Home / 131,126.74-196,641.88-46,864.13

Finding the Fourth Proportional to 131,126.74, 196,641.88 and 46,864.13

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Solution

The fourth proportional to 131,126.74, 196,641.88 and 46,864.13 is: 70,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,126.74 : 196,641.88 = 46,864.13 : x
  2. Step 2: Convert to fraction form
    131,126.74/196,641.88 = 46,864.13/x
  3. Step 3: Cross multiply
    131,126.74x = 196,641.88 × 46,864.13
  4. Step 4: Simplify right side
    131,126.74x = 9,215,449,527.39
  5. Step 5: Solve for x
    x = 9,215,449,527.39/131,126.74
  6. Step 6: Final answer
    x = 70,278.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.