Home / 76,554.42-114,806.08-32,172.90

Finding the Fourth Proportional to 76,554.42, 114,806.08 and 32,172.90

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Solution

The fourth proportional to 76,554.42, 114,806.08 and 32,172.90 is: 48,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,554.42 : 114,806.08 = 32,172.90 : x
  2. Step 2: Convert to fraction form
    76,554.42/114,806.08 = 32,172.90/x
  3. Step 3: Cross multiply
    76,554.42x = 114,806.08 × 32,172.90
  4. Step 4: Simplify right side
    76,554.42x = 3,693,644,531.23
  5. Step 5: Solve for x
    x = 3,693,644,531.23/76,554.42
  6. Step 6: Final answer
    x = 48,248.61

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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.