Home / 75,456.16-104,131.56-41,465.56

Finding the Fourth Proportional to 75,456.16, 104,131.56 and 41,465.56

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Solution

The fourth proportional to 75,456.16, 104,131.56 and 41,465.56 is: 57,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,456.16 : 104,131.56 = 41,465.56 : x
  2. Step 2: Convert to fraction form
    75,456.16/104,131.56 = 41,465.56/x
  3. Step 3: Cross multiply
    75,456.16x = 104,131.56 × 41,465.56
  4. Step 4: Simplify right side
    75,456.16x = 4,317,873,449.07
  5. Step 5: Solve for x
    x = 4,317,873,449.07/75,456.16
  6. Step 6: Final answer
    x = 57,223.60

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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.