Home / 119,933.14-179,900.40-49,812.45

Finding the Fourth Proportional to 119,933.14, 179,900.40 and 49,812.45

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Solution

The fourth proportional to 119,933.14, 179,900.40 and 49,812.45 is: 74,718.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,933.14 : 179,900.40 = 49,812.45 : x
  2. Step 2: Convert to fraction form
    119,933.14/179,900.40 = 49,812.45/x
  3. Step 3: Cross multiply
    119,933.14x = 179,900.40 × 49,812.45
  4. Step 4: Simplify right side
    119,933.14x = 8,961,279,679.98
  5. Step 5: Solve for x
    x = 8,961,279,679.98/119,933.14
  6. Step 6: Final answer
    x = 74,718.96

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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.