Home / 119,527.11-179,289.45-30,780.27

Finding the Fourth Proportional to 119,527.11, 179,289.45 and 30,780.27

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Solution

The fourth proportional to 119,527.11, 179,289.45 and 30,780.27 is: 46,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,527.11 : 179,289.45 = 30,780.27 : x
  2. Step 2: Convert to fraction form
    119,527.11/179,289.45 = 30,780.27/x
  3. Step 3: Cross multiply
    119,527.11x = 179,289.45 × 30,780.27
  4. Step 4: Simplify right side
    119,527.11x = 5,518,577,679.15
  5. Step 5: Solve for x
    x = 5,518,577,679.15/119,527.11
  6. Step 6: Final answer
    x = 46,170.09

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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.