Home / 54,574.83-81,730.92-36,991.35

Finding the Fourth Proportional to 54,574.83, 81,730.92 and 36,991.35

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Solution

The fourth proportional to 54,574.83, 81,730.92 and 36,991.35 is: 55,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574.83 : 81,730.92 = 36,991.35 : x
  2. Step 2: Convert to fraction form
    54,574.83/81,730.92 = 36,991.35/x
  3. Step 3: Cross multiply
    54,574.83x = 81,730.92 × 36,991.35
  4. Step 4: Simplify right side
    54,574.83x = 3,023,337,067.54
  5. Step 5: Solve for x
    x = 3,023,337,067.54/54,574.83
  6. Step 6: Final answer
    x = 55,398.01

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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.