Home / 67,075.67-100,616.55-47,441.87

Finding the Fourth Proportional to 67,075.67, 100,616.55 and 47,441.87

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Solution

The fourth proportional to 67,075.67, 100,616.55 and 47,441.87 is: 71,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,075.67 : 100,616.55 = 47,441.87 : x
  2. Step 2: Convert to fraction form
    67,075.67/100,616.55 = 47,441.87/x
  3. Step 3: Cross multiply
    67,075.67x = 100,616.55 × 47,441.87
  4. Step 4: Simplify right side
    67,075.67x = 4,773,436,781.87
  5. Step 5: Solve for x
    x = 4,773,436,781.87/67,075.67
  6. Step 6: Final answer
    x = 71,164.96

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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.