Home / 79,437.11-119,172.06-23,279.04

Finding the Fourth Proportional to 79,437.11, 119,172.06 and 23,279.04

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Solution

The fourth proportional to 79,437.11, 119,172.06 and 23,279.04 is: 34,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,437.11 : 119,172.06 = 23,279.04 : x
  2. Step 2: Convert to fraction form
    79,437.11/119,172.06 = 23,279.04/x
  3. Step 3: Cross multiply
    79,437.11x = 119,172.06 × 23,279.04
  4. Step 4: Simplify right side
    79,437.11x = 2,774,211,151.62
  5. Step 5: Solve for x
    x = 2,774,211,151.62/79,437.11
  6. Step 6: Final answer
    x = 34,923.37

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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.