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Finding the Fourth Proportional to 116,959.38, 175,371.91 and 45,798.70

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Solution

The fourth proportional to 116,959.38, 175,371.91 and 45,798.70 is: 68,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,959.38 : 175,371.91 = 45,798.70 : x
  2. Step 2: Convert to fraction form
    116,959.38/175,371.91 = 45,798.70/x
  3. Step 3: Cross multiply
    116,959.38x = 175,371.91 × 45,798.70
  4. Step 4: Simplify right side
    116,959.38x = 8,031,804,388.66
  5. Step 5: Solve for x
    x = 8,031,804,388.66/116,959.38
  6. Step 6: Final answer
    x = 68,671.75

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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.