Home / 75,453.17-104,131.58-48,651.48

Finding the Fourth Proportional to 75,453.17, 104,131.58 and 48,651.48

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Solution

The fourth proportional to 75,453.17, 104,131.58 and 48,651.48 is: 67,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,453.17 : 104,131.58 = 48,651.48 : x
  2. Step 2: Convert to fraction form
    75,453.17/104,131.58 = 48,651.48/x
  3. Step 3: Cross multiply
    75,453.17x = 104,131.58 × 48,651.48
  4. Step 4: Simplify right side
    75,453.17x = 5,066,155,238.48
  5. Step 5: Solve for x
    x = 5,066,155,238.48/75,453.17
  6. Step 6: Final answer
    x = 67,143.04

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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.