Home / 54,242.84-74,791.34-43,479.12

Finding the Fourth Proportional to 54,242.84, 74,791.34 and 43,479.12

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Solution

The fourth proportional to 54,242.84, 74,791.34 and 43,479.12 is: 59,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,242.84 : 74,791.34 = 43,479.12 : x
  2. Step 2: Convert to fraction form
    54,242.84/74,791.34 = 43,479.12/x
  3. Step 3: Cross multiply
    54,242.84x = 74,791.34 × 43,479.12
  4. Step 4: Simplify right side
    54,242.84x = 3,251,861,646.82
  5. Step 5: Solve for x
    x = 3,251,861,646.82/54,242.84
  6. Step 6: Final answer
    x = 59,950.06

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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.