Home / 54,402.20-81,602.22-35,799.74

Finding the Fourth Proportional to 54,402.20, 81,602.22 and 35,799.74

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Solution

The fourth proportional to 54,402.20, 81,602.22 and 35,799.74 is: 53,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.20 : 81,602.22 = 35,799.74 : x
  2. Step 2: Convert to fraction form
    54,402.20/81,602.22 = 35,799.74/x
  3. Step 3: Cross multiply
    54,402.20x = 81,602.22 × 35,799.74
  4. Step 4: Simplify right side
    54,402.20x = 2,921,338,259.42
  5. Step 5: Solve for x
    x = 2,921,338,259.42/54,402.20
  6. Step 6: Final answer
    x = 53,698.90

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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.