Home / 92,045.48-138,097.20-32,879.84

Finding the Fourth Proportional to 92,045.48, 138,097.20 and 32,879.84

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Solution

The fourth proportional to 92,045.48, 138,097.20 and 32,879.84 is: 49,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,045.48 : 138,097.20 = 32,879.84 : x
  2. Step 2: Convert to fraction form
    92,045.48/138,097.20 = 32,879.84/x
  3. Step 3: Cross multiply
    92,045.48x = 138,097.20 × 32,879.84
  4. Step 4: Simplify right side
    92,045.48x = 4,540,613,840.45
  5. Step 5: Solve for x
    x = 4,540,613,840.45/92,045.48
  6. Step 6: Final answer
    x = 49,330.11

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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.