Home / 99,284.84-148,926.92-40,119.80

Finding the Fourth Proportional to 99,284.84, 148,926.92 and 40,119.80

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Solution

The fourth proportional to 99,284.84, 148,926.92 and 40,119.80 is: 60,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,284.84 : 148,926.92 = 40,119.80 : x
  2. Step 2: Convert to fraction form
    99,284.84/148,926.92 = 40,119.80/x
  3. Step 3: Cross multiply
    99,284.84x = 148,926.92 × 40,119.80
  4. Step 4: Simplify right side
    99,284.84x = 5,974,918,245.02
  5. Step 5: Solve for x
    x = 5,974,918,245.02/99,284.84
  6. Step 6: Final answer
    x = 60,179.56

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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.