Home / 122,519.07-183,826.13-47,691.77

Finding the Fourth Proportional to 122,519.07, 183,826.13 and 47,691.77

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Solution

The fourth proportional to 122,519.07, 183,826.13 and 47,691.77 is: 71,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,519.07 : 183,826.13 = 47,691.77 : x
  2. Step 2: Convert to fraction form
    122,519.07/183,826.13 = 47,691.77/x
  3. Step 3: Cross multiply
    122,519.07x = 183,826.13 × 47,691.77
  4. Step 4: Simplify right side
    122,519.07x = 8,766,992,354.36
  5. Step 5: Solve for x
    x = 8,766,992,354.36/122,519.07
  6. Step 6: Final answer
    x = 71,556.15

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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.