Home / 76,519.20-105,566.24-44,247.90

Finding the Fourth Proportional to 76,519.20, 105,566.24 and 44,247.90

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Solution

The fourth proportional to 76,519.20, 105,566.24 and 44,247.90 is: 61,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,519.20 : 105,566.24 = 44,247.90 : x
  2. Step 2: Convert to fraction form
    76,519.20/105,566.24 = 44,247.90/x
  3. Step 3: Cross multiply
    76,519.20x = 105,566.24 × 44,247.90
  4. Step 4: Simplify right side
    76,519.20x = 4,671,084,430.90
  5. Step 5: Solve for x
    x = 4,671,084,430.90/76,519.20
  6. Step 6: Final answer
    x = 61,044.61

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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.