Home / 61,072.05-84,284.61-34,214.19

Finding the Fourth Proportional to 61,072.05, 84,284.61 and 34,214.19

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Solution

The fourth proportional to 61,072.05, 84,284.61 and 34,214.19 is: 47,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,072.05 : 84,284.61 = 34,214.19 : x
  2. Step 2: Convert to fraction form
    61,072.05/84,284.61 = 34,214.19/x
  3. Step 3: Cross multiply
    61,072.05x = 84,284.61 × 34,214.19
  4. Step 4: Simplify right side
    61,072.05x = 2,883,729,660.62
  5. Step 5: Solve for x
    x = 2,883,729,660.62/61,072.05
  6. Step 6: Final answer
    x = 47,218.48

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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.