Home / 79,399.04-119,145.33-29,513.87

Finding the Fourth Proportional to 79,399.04, 119,145.33 and 29,513.87

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Solution

The fourth proportional to 79,399.04, 119,145.33 and 29,513.87 is: 44,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,399.04 : 119,145.33 = 29,513.87 : x
  2. Step 2: Convert to fraction form
    79,399.04/119,145.33 = 29,513.87/x
  3. Step 3: Cross multiply
    79,399.04x = 119,145.33 × 29,513.87
  4. Step 4: Simplify right side
    79,399.04x = 3,516,439,631.80
  5. Step 5: Solve for x
    x = 3,516,439,631.80/79,399.04
  6. Step 6: Final answer
    x = 44,288.19

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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.