Home / 117,934.72-176,619.08-103,750.61

Finding the Fourth Proportional to 117,934.72, 176,619.08 and 103,750.61

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Solution

The fourth proportional to 117,934.72, 176,619.08 and 103,750.61 is: 155,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,934.72 : 176,619.08 = 103,750.61 : x
  2. Step 2: Convert to fraction form
    117,934.72/176,619.08 = 103,750.61/x
  3. Step 3: Cross multiply
    117,934.72x = 176,619.08 × 103,750.61
  4. Step 4: Simplify right side
    117,934.72x = 18,324,336,663.92
  5. Step 5: Solve for x
    x = 18,324,336,663.92/117,934.72
  6. Step 6: Final answer
    x = 155,376.95

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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.