Home / 76,294.12-114,446.20-26,379.04

Finding the Fourth Proportional to 76,294.12, 114,446.20 and 26,379.04

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Solution

The fourth proportional to 76,294.12, 114,446.20 and 26,379.04 is: 39,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,294.12 : 114,446.20 = 26,379.04 : x
  2. Step 2: Convert to fraction form
    76,294.12/114,446.20 = 26,379.04/x
  3. Step 3: Cross multiply
    76,294.12x = 114,446.20 × 26,379.04
  4. Step 4: Simplify right side
    76,294.12x = 3,018,980,887.65
  5. Step 5: Solve for x
    x = 3,018,980,887.65/76,294.12
  6. Step 6: Final answer
    x = 39,570.30

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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.