Home / 92,150.32-138,226.74-32,989.72

Finding the Fourth Proportional to 92,150.32, 138,226.74 and 32,989.72

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Solution

The fourth proportional to 92,150.32, 138,226.74 and 32,989.72 is: 49,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,150.32 : 138,226.74 = 32,989.72 : x
  2. Step 2: Convert to fraction form
    92,150.32/138,226.74 = 32,989.72/x
  3. Step 3: Cross multiply
    92,150.32x = 138,226.74 × 32,989.72
  4. Step 4: Simplify right side
    92,150.32x = 4,560,061,449.11
  5. Step 5: Solve for x
    x = 4,560,061,449.11/92,150.32
  6. Step 6: Final answer
    x = 49,485.03

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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.