Home / 75,106.20-112,673.88-22,511.28

Finding the Fourth Proportional to 75,106.20, 112,673.88 and 22,511.28

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Solution

The fourth proportional to 75,106.20, 112,673.88 and 22,511.28 is: 33,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,106.20 : 112,673.88 = 22,511.28 : x
  2. Step 2: Convert to fraction form
    75,106.20/112,673.88 = 22,511.28/x
  3. Step 3: Cross multiply
    75,106.20x = 112,673.88 × 22,511.28
  4. Step 4: Simplify right side
    75,106.20x = 2,536,433,261.37
  5. Step 5: Solve for x
    x = 2,536,433,261.37/75,106.20
  6. Step 6: Final answer
    x = 33,771.29

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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.