Home / 117,744.72-176,623.17-38,865.12

Finding the Fourth Proportional to 117,744.72, 176,623.17 and 38,865.12

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Solution

The fourth proportional to 117,744.72, 176,623.17 and 38,865.12 is: 58,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,744.72 : 176,623.17 = 38,865.12 : x
  2. Step 2: Convert to fraction form
    117,744.72/176,623.17 = 38,865.12/x
  3. Step 3: Cross multiply
    117,744.72x = 176,623.17 × 38,865.12
  4. Step 4: Simplify right side
    117,744.72x = 6,864,480,696.83
  5. Step 5: Solve for x
    x = 6,864,480,696.83/117,744.72
  6. Step 6: Final answer
    x = 58,299.69

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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.