Home / 75,514.16-113,268.36-22,921.52

Finding the Fourth Proportional to 75,514.16, 113,268.36 and 22,921.52

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Solution

The fourth proportional to 75,514.16, 113,268.36 and 22,921.52 is: 34,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,514.16 : 113,268.36 = 22,921.52 : x
  2. Step 2: Convert to fraction form
    75,514.16/113,268.36 = 22,921.52/x
  3. Step 3: Cross multiply
    75,514.16x = 113,268.36 × 22,921.52
  4. Step 4: Simplify right side
    75,514.16x = 2,596,282,979.11
  5. Step 5: Solve for x
    x = 2,596,282,979.11/75,514.16
  6. Step 6: Final answer
    x = 34,381.41

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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.