Home / 61,067.28-84,270.38-34,208.40

Finding the Fourth Proportional to 61,067.28, 84,270.38 and 34,208.40

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Solution

The fourth proportional to 61,067.28, 84,270.38 and 34,208.40 is: 47,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,067.28 : 84,270.38 = 34,208.40 : x
  2. Step 2: Convert to fraction form
    61,067.28/84,270.38 = 34,208.40/x
  3. Step 3: Cross multiply
    61,067.28x = 84,270.38 × 34,208.40
  4. Step 4: Simplify right side
    61,067.28x = 2,882,754,696.15
  5. Step 5: Solve for x
    x = 2,882,754,696.15/61,067.28
  6. Step 6: Final answer
    x = 47,206.21

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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.