Home / 75,302.89-112,950.91-33,171.70

Finding the Fourth Proportional to 75,302.89, 112,950.91 and 33,171.70

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Solution

The fourth proportional to 75,302.89, 112,950.91 and 33,171.70 is: 49,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,302.89 : 112,950.91 = 33,171.70 : x
  2. Step 2: Convert to fraction form
    75,302.89/112,950.91 = 33,171.70/x
  3. Step 3: Cross multiply
    75,302.89x = 112,950.91 × 33,171.70
  4. Step 4: Simplify right side
    75,302.89x = 3,746,773,460.33
  5. Step 5: Solve for x
    x = 3,746,773,460.33/75,302.89
  6. Step 6: Final answer
    x = 49,756.04

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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.