Home / 74,311.10-111,465.33-29,936.71

Finding the Fourth Proportional to 74,311.10, 111,465.33 and 29,936.71

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Solution

The fourth proportional to 74,311.10, 111,465.33 and 29,936.71 is: 44,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311.10 : 111,465.33 = 29,936.71 : x
  2. Step 2: Convert to fraction form
    74,311.10/111,465.33 = 29,936.71/x
  3. Step 3: Cross multiply
    74,311.10x = 111,465.33 × 29,936.71
  4. Step 4: Simplify right side
    74,311.10x = 3,336,905,259.26
  5. Step 5: Solve for x
    x = 3,336,905,259.26/74,311.10
  6. Step 6: Final answer
    x = 44,904.53

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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.