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Finding the Fourth Proportional to 117,393.66, 175,934.72 and 63,948.53

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Solution

The fourth proportional to 117,393.66, 175,934.72 and 63,948.53 is: 95,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,393.66 : 175,934.72 = 63,948.53 : x
  2. Step 2: Convert to fraction form
    117,393.66/175,934.72 = 63,948.53/x
  3. Step 3: Cross multiply
    117,393.66x = 175,934.72 × 63,948.53
  4. Step 4: Simplify right side
    117,393.66x = 11,250,767,319.67
  5. Step 5: Solve for x
    x = 11,250,767,319.67/117,393.66
  6. Step 6: Final answer
    x = 95,837.95

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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.