Home / 75,478.81-113,234.55-22,892.26

Finding the Fourth Proportional to 75,478.81, 113,234.55 and 22,892.26

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Solution

The fourth proportional to 75,478.81, 113,234.55 and 22,892.26 is: 34,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,478.81 : 113,234.55 = 22,892.26 : x
  2. Step 2: Convert to fraction form
    75,478.81/113,234.55 = 22,892.26/x
  3. Step 3: Cross multiply
    75,478.81x = 113,234.55 × 22,892.26
  4. Step 4: Simplify right side
    75,478.81x = 2,592,194,390.65
  5. Step 5: Solve for x
    x = 2,592,194,390.65/75,478.81
  6. Step 6: Final answer
    x = 34,343.34

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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.