Home / 75,159.62-103,716.56-41,168.25

Finding the Fourth Proportional to 75,159.62, 103,716.56 and 41,168.25

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Solution

The fourth proportional to 75,159.62, 103,716.56 and 41,168.25 is: 56,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,159.62 : 103,716.56 = 41,168.25 : x
  2. Step 2: Convert to fraction form
    75,159.62/103,716.56 = 41,168.25/x
  3. Step 3: Cross multiply
    75,159.62x = 103,716.56 × 41,168.25
  4. Step 4: Simplify right side
    75,159.62x = 4,269,829,065.38
  5. Step 5: Solve for x
    x = 4,269,829,065.38/75,159.62
  6. Step 6: Final answer
    x = 56,810.15

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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.