Home / 80,219.52-120,373.02-35,844.48

Finding the Fourth Proportional to 80,219.52, 120,373.02 and 35,844.48

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Solution

The fourth proportional to 80,219.52, 120,373.02 and 35,844.48 is: 53,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,219.52 : 120,373.02 = 35,844.48 : x
  2. Step 2: Convert to fraction form
    80,219.52/120,373.02 = 35,844.48/x
  3. Step 3: Cross multiply
    80,219.52x = 120,373.02 × 35,844.48
  4. Step 4: Simplify right side
    80,219.52x = 4,314,708,307.93
  5. Step 5: Solve for x
    x = 4,314,708,307.93/80,219.52
  6. Step 6: Final answer
    x = 53,786.26

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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.