Home / 80,113.47-110,557.31-44,305.89

Finding the Fourth Proportional to 80,113.47, 110,557.31 and 44,305.89

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Solution

The fourth proportional to 80,113.47, 110,557.31 and 44,305.89 is: 61,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,113.47 : 110,557.31 = 44,305.89 : x
  2. Step 2: Convert to fraction form
    80,113.47/110,557.31 = 44,305.89/x
  3. Step 3: Cross multiply
    80,113.47x = 110,557.31 × 44,305.89
  4. Step 4: Simplify right side
    80,113.47x = 4,898,339,794.03
  5. Step 5: Solve for x
    x = 4,898,339,794.03/80,113.47
  6. Step 6: Final answer
    x = 61,142.52

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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.