Home / 119,473.20-179,234.30-99,888.62

Finding the Fourth Proportional to 119,473.20, 179,234.30 and 99,888.62

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Solution

The fourth proportional to 119,473.20, 179,234.30 and 99,888.62 is: 149,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,473.20 : 179,234.30 = 99,888.62 : x
  2. Step 2: Convert to fraction form
    119,473.20/179,234.30 = 99,888.62/x
  3. Step 3: Cross multiply
    119,473.20x = 179,234.30 × 99,888.62
  4. Step 4: Simplify right side
    119,473.20x = 17,903,466,237.22
  5. Step 5: Solve for x
    x = 17,903,466,237.22/119,473.20
  6. Step 6: Final answer
    x = 149,853.41

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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.