Home / 74,217.70-111,326.55-50,716.90

Finding the Fourth Proportional to 74,217.70, 111,326.55 and 50,716.90

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Solution

The fourth proportional to 74,217.70, 111,326.55 and 50,716.90 is: 76,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217.70 : 111,326.55 = 50,716.90 : x
  2. Step 2: Convert to fraction form
    74,217.70/111,326.55 = 50,716.90/x
  3. Step 3: Cross multiply
    74,217.70x = 111,326.55 × 50,716.90
  4. Step 4: Simplify right side
    74,217.70x = 5,646,137,503.70
  5. Step 5: Solve for x
    x = 5,646,137,503.70/74,217.70
  6. Step 6: Final answer
    x = 76,075.35

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1.5x scale

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.