Home / 102,511.44-153,766.22-32,390.75

Finding the Fourth Proportional to 102,511.44, 153,766.22 and 32,390.75

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Solution

The fourth proportional to 102,511.44, 153,766.22 and 32,390.75 is: 48,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,511.44 : 153,766.22 = 32,390.75 : x
  2. Step 2: Convert to fraction form
    102,511.44/153,766.22 = 32,390.75/x
  3. Step 3: Cross multiply
    102,511.44x = 153,766.22 × 32,390.75
  4. Step 4: Simplify right side
    102,511.44x = 4,980,603,412.93
  5. Step 5: Solve for x
    x = 4,980,603,412.93/102,511.44
  6. Step 6: Final answer
    x = 48,585.83

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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.