Home / 113,756.58-170,304.18-66,226.86

Finding the Fourth Proportional to 113,756.58, 170,304.18 and 66,226.86

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Solution

The fourth proportional to 113,756.58, 170,304.18 and 66,226.86 is: 99,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,756.58 : 170,304.18 = 66,226.86 : x
  2. Step 2: Convert to fraction form
    113,756.58/170,304.18 = 66,226.86/x
  3. Step 3: Cross multiply
    113,756.58x = 170,304.18 × 66,226.86
  4. Step 4: Simplify right side
    113,756.58x = 11,278,711,086.27
  5. Step 5: Solve for x
    x = 11,278,711,086.27/113,756.58
  6. Step 6: Final answer
    x = 99,147.77

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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.