Home / 76,677.08-115,044.17-34,544.52

Finding the Fourth Proportional to 76,677.08, 115,044.17 and 34,544.52

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Solution

The fourth proportional to 76,677.08, 115,044.17 and 34,544.52 is: 51,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,677.08 : 115,044.17 = 34,544.52 : x
  2. Step 2: Convert to fraction form
    76,677.08/115,044.17 = 34,544.52/x
  3. Step 3: Cross multiply
    76,677.08x = 115,044.17 × 34,544.52
  4. Step 4: Simplify right side
    76,677.08x = 3,974,145,458.73
  5. Step 5: Solve for x
    x = 3,974,145,458.73/76,677.08
  6. Step 6: Final answer
    x = 51,829.64

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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.