Home / 75,222.75-103,809.27-41,232.72

Finding the Fourth Proportional to 75,222.75, 103,809.27 and 41,232.72

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Solution

The fourth proportional to 75,222.75, 103,809.27 and 41,232.72 is: 56,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222.75 : 103,809.27 = 41,232.72 : x
  2. Step 2: Convert to fraction form
    75,222.75/103,809.27 = 41,232.72/x
  3. Step 3: Cross multiply
    75,222.75x = 103,809.27 × 41,232.72
  4. Step 4: Simplify right side
    75,222.75x = 4,280,338,563.31
  5. Step 5: Solve for x
    x = 4,280,338,563.31/75,222.75
  6. Step 6: Final answer
    x = 56,902.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.