Home / 75,507.08-104,197.56-41,515.53

Finding the Fourth Proportional to 75,507.08, 104,197.56 and 41,515.53

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Solution

The fourth proportional to 75,507.08, 104,197.56 and 41,515.53 is: 57,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,507.08 : 104,197.56 = 41,515.53 : x
  2. Step 2: Convert to fraction form
    75,507.08/104,197.56 = 41,515.53/x
  3. Step 3: Cross multiply
    75,507.08x = 104,197.56 × 41,515.53
  4. Step 4: Simplify right side
    75,507.08x = 4,325,816,928.11
  5. Step 5: Solve for x
    x = 4,325,816,928.11/75,507.08
  6. Step 6: Final answer
    x = 57,290.22

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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.