Home / 86,772.52-119,756.58-49,046.44

Finding the Fourth Proportional to 86,772.52, 119,756.58 and 49,046.44

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Solution

The fourth proportional to 86,772.52, 119,756.58 and 49,046.44 is: 67,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,772.52 : 119,756.58 = 49,046.44 : x
  2. Step 2: Convert to fraction form
    86,772.52/119,756.58 = 49,046.44/x
  3. Step 3: Cross multiply
    86,772.52x = 119,756.58 × 49,046.44
  4. Step 4: Simplify right side
    86,772.52x = 5,873,633,915.58
  5. Step 5: Solve for x
    x = 5,873,633,915.58/86,772.52
  6. Step 6: Final answer
    x = 67,690.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.