Home / 63,161.13-94,741.70-18,788.52

Finding the Fourth Proportional to 63,161.13, 94,741.70 and 18,788.52

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Solution

The fourth proportional to 63,161.13, 94,741.70 and 18,788.52 is: 28,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,161.13 : 94,741.70 = 18,788.52 : x
  2. Step 2: Convert to fraction form
    63,161.13/94,741.70 = 18,788.52/x
  3. Step 3: Cross multiply
    63,161.13x = 94,741.70 × 18,788.52
  4. Step 4: Simplify right side
    63,161.13x = 1,780,056,231.34
  5. Step 5: Solve for x
    x = 1,780,056,231.34/63,161.13
  6. Step 6: Final answer
    x = 28,182.78

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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.