Home / 75,020.64-112,514.22-22,423.29

Finding the Fourth Proportional to 75,020.64, 112,514.22 and 22,423.29

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Solution

The fourth proportional to 75,020.64, 112,514.22 and 22,423.29 is: 33,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,020.64 : 112,514.22 = 22,423.29 : x
  2. Step 2: Convert to fraction form
    75,020.64/112,514.22 = 22,423.29/x
  3. Step 3: Cross multiply
    75,020.64x = 112,514.22 × 22,423.29
  4. Step 4: Simplify right side
    75,020.64x = 2,522,938,984.18
  5. Step 5: Solve for x
    x = 2,522,938,984.18/75,020.64
  6. Step 6: Final answer
    x = 33,629.93

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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.