Home / 76,294.10-114,446.18-26,379.02

Finding the Fourth Proportional to 76,294.10, 114,446.18 and 26,379.02

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Solution

The fourth proportional to 76,294.10, 114,446.18 and 26,379.02 is: 39,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,294.10 : 114,446.18 = 26,379.02 : x
  2. Step 2: Convert to fraction form
    76,294.10/114,446.18 = 26,379.02/x
  3. Step 3: Cross multiply
    76,294.10x = 114,446.18 × 26,379.02
  4. Step 4: Simplify right side
    76,294.10x = 3,018,978,071.14
  5. Step 5: Solve for x
    x = 3,018,978,071.14/76,294.10
  6. Step 6: Final answer
    x = 39,570.27

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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.