Home / 75,642.74-113,476.41-22,340.10

Finding the Fourth Proportional to 75,642.74, 113,476.41 and 22,340.10

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Solution

The fourth proportional to 75,642.74, 113,476.41 and 22,340.10 is: 33,513.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,642.74 : 113,476.41 = 22,340.10 : x
  2. Step 2: Convert to fraction form
    75,642.74/113,476.41 = 22,340.10/x
  3. Step 3: Cross multiply
    75,642.74x = 113,476.41 × 22,340.10
  4. Step 4: Simplify right side
    75,642.74x = 2,535,074,772.58
  5. Step 5: Solve for x
    x = 2,535,074,772.58/75,642.74
  6. Step 6: Final answer
    x = 33,513.79

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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.