Home / 75,519.93-104,215.38-41,528.49

Finding the Fourth Proportional to 75,519.93, 104,215.38 and 41,528.49

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Solution

The fourth proportional to 75,519.93, 104,215.38 and 41,528.49 is: 57,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,519.93 : 104,215.38 = 41,528.49 : x
  2. Step 2: Convert to fraction form
    75,519.93/104,215.38 = 41,528.49/x
  3. Step 3: Cross multiply
    75,519.93x = 104,215.38 × 41,528.49
  4. Step 4: Simplify right side
    75,519.93x = 4,327,907,366.18
  5. Step 5: Solve for x
    x = 4,327,907,366.18/75,519.93
  6. Step 6: Final answer
    x = 57,308.15

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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.