Home / 75,144.33-112,678.83-41,887.35

Finding the Fourth Proportional to 75,144.33, 112,678.83 and 41,887.35

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Solution

The fourth proportional to 75,144.33, 112,678.83 and 41,887.35 is: 62,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,144.33 : 112,678.83 = 41,887.35 : x
  2. Step 2: Convert to fraction form
    75,144.33/112,678.83 = 41,887.35/x
  3. Step 3: Cross multiply
    75,144.33x = 112,678.83 × 41,887.35
  4. Step 4: Simplify right side
    75,144.33x = 4,719,817,589.80
  5. Step 5: Solve for x
    x = 4,719,817,589.80/75,144.33
  6. Step 6: Final answer
    x = 62,810.03

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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.