Home / 77,394.60-116,001.18-35,754.12

Finding the Fourth Proportional to 77,394.60, 116,001.18 and 35,754.12

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Solution

The fourth proportional to 77,394.60, 116,001.18 and 35,754.12 is: 53,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,394.60 : 116,001.18 = 35,754.12 : x
  2. Step 2: Convert to fraction form
    77,394.60/116,001.18 = 35,754.12/x
  3. Step 3: Cross multiply
    77,394.60x = 116,001.18 × 35,754.12
  4. Step 4: Simplify right side
    77,394.60x = 4,147,520,109.86
  5. Step 5: Solve for x
    x = 4,147,520,109.86/77,394.60
  6. Step 6: Final answer
    x = 53,589.27

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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.