Home / 92,560.19-138,811.55-33,388.16

Finding the Fourth Proportional to 92,560.19, 138,811.55 and 33,388.16

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Solution

The fourth proportional to 92,560.19, 138,811.55 and 33,388.16 is: 50,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,560.19 : 138,811.55 = 33,388.16 : x
  2. Step 2: Convert to fraction form
    92,560.19/138,811.55 = 33,388.16/x
  3. Step 3: Cross multiply
    92,560.19x = 138,811.55 × 33,388.16
  4. Step 4: Simplify right side
    92,560.19x = 4,634,661,380.25
  5. Step 5: Solve for x
    x = 4,634,661,380.25/92,560.19
  6. Step 6: Final answer
    x = 50,071.87

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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.