Home / 117,948.90-176,996.25-47,828.82

Finding the Fourth Proportional to 117,948.90, 176,996.25 and 47,828.82

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Solution

The fourth proportional to 117,948.90, 176,996.25 and 47,828.82 is: 71,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,948.90 : 176,996.25 = 47,828.82 : x
  2. Step 2: Convert to fraction form
    117,948.90/176,996.25 = 47,828.82/x
  3. Step 3: Cross multiply
    117,948.90x = 176,996.25 × 47,828.82
  4. Step 4: Simplify right side
    117,948.90x = 8,465,521,781.93
  5. Step 5: Solve for x
    x = 8,465,521,781.93/117,948.90
  6. Step 6: Final answer
    x = 71,772.79

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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.