Home / 45,080.82-62,177.76-39,982.32

Finding the Fourth Proportional to 45,080.82, 62,177.76 and 39,982.32

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Solution

The fourth proportional to 45,080.82, 62,177.76 and 39,982.32 is: 55,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,080.82 : 62,177.76 = 39,982.32 : x
  2. Step 2: Convert to fraction form
    45,080.82/62,177.76 = 39,982.32/x
  3. Step 3: Cross multiply
    45,080.82x = 62,177.76 × 39,982.32
  4. Step 4: Simplify right side
    45,080.82x = 2,486,011,097.20
  5. Step 5: Solve for x
    x = 2,486,011,097.20/45,080.82
  6. Step 6: Final answer
    x = 55,145.65

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1.5x scale

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.