Home / 80,051.16-110,470.68-43,753.20

Finding the Fourth Proportional to 80,051.16, 110,470.68 and 43,753.20

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Solution

The fourth proportional to 80,051.16, 110,470.68 and 43,753.20 is: 60,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051.16 : 110,470.68 = 43,753.20 : x
  2. Step 2: Convert to fraction form
    80,051.16/110,470.68 = 43,753.20/x
  3. Step 3: Cross multiply
    80,051.16x = 110,470.68 × 43,753.20
  4. Step 4: Simplify right side
    80,051.16x = 4,833,445,756.18
  5. Step 5: Solve for x
    x = 4,833,445,756.18/80,051.16
  6. Step 6: Final answer
    x = 60,379.46

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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.