Home / 76,877.10-115,327.53-32,504.04

Finding the Fourth Proportional to 76,877.10, 115,327.53 and 32,504.04

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Solution

The fourth proportional to 76,877.10, 115,327.53 and 32,504.04 is: 48,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,877.10 : 115,327.53 = 32,504.04 : x
  2. Step 2: Convert to fraction form
    76,877.10/115,327.53 = 32,504.04/x
  3. Step 3: Cross multiply
    76,877.10x = 115,327.53 × 32,504.04
  4. Step 4: Simplify right side
    76,877.10x = 3,748,610,648.22
  5. Step 5: Solve for x
    x = 3,748,610,648.22/76,877.10
  6. Step 6: Final answer
    x = 48,761.08

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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.