Home / 119,350.30-179,012.10-30,605.86

Finding the Fourth Proportional to 119,350.30, 179,012.10 and 30,605.86

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Solution

The fourth proportional to 119,350.30, 179,012.10 and 30,605.86 is: 45,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,350.30 : 179,012.10 = 30,605.86 : x
  2. Step 2: Convert to fraction form
    119,350.30/179,012.10 = 30,605.86/x
  3. Step 3: Cross multiply
    119,350.30x = 179,012.10 × 30,605.86
  4. Step 4: Simplify right side
    119,350.30x = 5,478,819,270.91
  5. Step 5: Solve for x
    x = 5,478,819,270.91/119,350.30
  6. Step 6: Final answer
    x = 45,905.37

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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.