Home / 129,970.83-194,963.15-41,231.17

Finding the Fourth Proportional to 129,970.83, 194,963.15 and 41,231.17

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Solution

The fourth proportional to 129,970.83, 194,963.15 and 41,231.17 is: 61,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,970.83 : 194,963.15 = 41,231.17 : x
  2. Step 2: Convert to fraction form
    129,970.83/194,963.15 = 41,231.17/x
  3. Step 3: Cross multiply
    129,970.83x = 194,963.15 × 41,231.17
  4. Step 4: Simplify right side
    129,970.83x = 8,038,558,781.39
  5. Step 5: Solve for x
    x = 8,038,558,781.39/129,970.83
  6. Step 6: Final answer
    x = 61,848.95

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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.