Home / 92,837.28-139,256.68-26,279.60

Finding the Fourth Proportional to 92,837.28, 139,256.68 and 26,279.60

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Solution

The fourth proportional to 92,837.28, 139,256.68 and 26,279.60 is: 39,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,837.28 : 139,256.68 = 26,279.60 : x
  2. Step 2: Convert to fraction form
    92,837.28/139,256.68 = 26,279.60/x
  3. Step 3: Cross multiply
    92,837.28x = 139,256.68 × 26,279.60
  4. Step 4: Simplify right side
    92,837.28x = 3,659,609,847.73
  5. Step 5: Solve for x
    x = 3,659,609,847.73/92,837.28
  6. Step 6: Final answer
    x = 39,419.62

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1.5x scale

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.