Home / 75,505.68-104,199.12-41,515.56

Finding the Fourth Proportional to 75,505.68, 104,199.12 and 41,515.56

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Solution

The fourth proportional to 75,505.68, 104,199.12 and 41,515.56 is: 57,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,505.68 : 104,199.12 = 41,515.56 : x
  2. Step 2: Convert to fraction form
    75,505.68/104,199.12 = 41,515.56/x
  3. Step 3: Cross multiply
    75,505.68x = 104,199.12 × 41,515.56
  4. Step 4: Simplify right side
    75,505.68x = 4,325,884,818.31
  5. Step 5: Solve for x
    x = 4,325,884,818.31/75,505.68
  6. Step 6: Final answer
    x = 57,292.18

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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.