Home / 117,166.24-175,713-42,276.66

Finding the Fourth Proportional to 117,166.24, 175,713 and 42,276.66

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Solution

The fourth proportional to 117,166.24, 175,713 and 42,276.66 is: 63,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,166.24 : 175,713 = 42,276.66 : x
  2. Step 2: Convert to fraction form
    117,166.24/175,713 = 42,276.66/x
  3. Step 3: Cross multiply
    117,166.24x = 175,713 × 42,276.66
  4. Step 4: Simplify right side
    117,166.24x = 7,428,558,758.58
  5. Step 5: Solve for x
    x = 7,428,558,758.58/117,166.24
  6. Step 6: Final answer
    x = 63,401.87

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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.