Home / 89,636.22-134,306.31-52,090.86

Finding the Fourth Proportional to 89,636.22, 134,306.31 and 52,090.86

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Solution

The fourth proportional to 89,636.22, 134,306.31 and 52,090.86 is: 78,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636.22 : 134,306.31 = 52,090.86 : x
  2. Step 2: Convert to fraction form
    89,636.22/134,306.31 = 52,090.86/x
  3. Step 3: Cross multiply
    89,636.22x = 134,306.31 × 52,090.86
  4. Step 4: Simplify right side
    89,636.22x = 6,996,131,191.33
  5. Step 5: Solve for x
    x = 6,996,131,191.33/89,636.22
  6. Step 6: Final answer
    x = 78,050.27

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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.