Home / 67,999.32-102,013.74-26,446.68

Finding the Fourth Proportional to 67,999.32, 102,013.74 and 26,446.68

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Solution

The fourth proportional to 67,999.32, 102,013.74 and 26,446.68 is: 39,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,999.32 : 102,013.74 = 26,446.68 : x
  2. Step 2: Convert to fraction form
    67,999.32/102,013.74 = 26,446.68/x
  3. Step 3: Cross multiply
    67,999.32x = 102,013.74 × 26,446.68
  4. Step 4: Simplify right side
    67,999.32x = 2,697,924,737.38
  5. Step 5: Solve for x
    x = 2,697,924,737.38/67,999.32
  6. Step 6: Final answer
    x = 39,675.76

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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.