Home / 115,434.11-173,206.01-79,950.04

Finding the Fourth Proportional to 115,434.11, 173,206.01 and 79,950.04

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Solution

The fourth proportional to 115,434.11, 173,206.01 and 79,950.04 is: 119,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,434.11 : 173,206.01 = 79,950.04 : x
  2. Step 2: Convert to fraction form
    115,434.11/173,206.01 = 79,950.04/x
  3. Step 3: Cross multiply
    115,434.11x = 173,206.01 × 79,950.04
  4. Step 4: Simplify right side
    115,434.11x = 13,847,827,194.60
  5. Step 5: Solve for x
    x = 13,847,827,194.60/115,434.11
  6. Step 6: Final answer
    x = 119,963.04

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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.