Home / 80,042.07-120,080.93-23,883.15

Finding the Fourth Proportional to 80,042.07, 120,080.93 and 23,883.15

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Solution

The fourth proportional to 80,042.07, 120,080.93 and 23,883.15 is: 35,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,042.07 : 120,080.93 = 23,883.15 : x
  2. Step 2: Convert to fraction form
    80,042.07/120,080.93 = 23,883.15/x
  3. Step 3: Cross multiply
    80,042.07x = 120,080.93 × 23,883.15
  4. Step 4: Simplify right side
    80,042.07x = 2,867,911,328.56
  5. Step 5: Solve for x
    x = 2,867,911,328.56/80,042.07
  6. Step 6: Final answer
    x = 35,830.05

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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.