Home / 73,966.20-102,065.40-43,752.60

Finding the Fourth Proportional to 73,966.20, 102,065.40 and 43,752.60

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Solution

The fourth proportional to 73,966.20, 102,065.40 and 43,752.60 is: 60,373.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,966.20 : 102,065.40 = 43,752.60 : x
  2. Step 2: Convert to fraction form
    73,966.20/102,065.40 = 43,752.60/x
  3. Step 3: Cross multiply
    73,966.20x = 102,065.40 × 43,752.60
  4. Step 4: Simplify right side
    73,966.20x = 4,465,626,620.04
  5. Step 5: Solve for x
    x = 4,465,626,620.04/73,966.20
  6. Step 6: Final answer
    x = 60,373.88

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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.