Home / 92,394.12-138,591.32-25,834.20

Finding the Fourth Proportional to 92,394.12, 138,591.32 and 25,834.20

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Solution

The fourth proportional to 92,394.12, 138,591.32 and 25,834.20 is: 38,751.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,394.12 : 138,591.32 = 25,834.20 : x
  2. Step 2: Convert to fraction form
    92,394.12/138,591.32 = 25,834.20/x
  3. Step 3: Cross multiply
    92,394.12x = 138,591.32 × 25,834.20
  4. Step 4: Simplify right side
    92,394.12x = 3,580,395,879.14
  5. Step 5: Solve for x
    x = 3,580,395,879.14/92,394.12
  6. Step 6: Final answer
    x = 38,751.34

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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.