Home / 92,055.28-138,067.23-25,479.81

Finding the Fourth Proportional to 92,055.28, 138,067.23 and 25,479.81

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Solution

The fourth proportional to 92,055.28, 138,067.23 and 25,479.81 is: 38,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,055.28 : 138,067.23 = 25,479.81 : x
  2. Step 2: Convert to fraction form
    92,055.28/138,067.23 = 25,479.81/x
  3. Step 3: Cross multiply
    92,055.28x = 138,067.23 × 25,479.81
  4. Step 4: Simplify right side
    92,055.28x = 3,517,926,660.23
  5. Step 5: Solve for x
    x = 3,517,926,660.23/92,055.28
  6. Step 6: Final answer
    x = 38,215.37

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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.