Home / 61,824.09-85,315.40-34,229.97

Finding the Fourth Proportional to 61,824.09, 85,315.40 and 34,229.97

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Solution

The fourth proportional to 61,824.09, 85,315.40 and 34,229.97 is: 47,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,824.09 : 85,315.40 = 34,229.97 : x
  2. Step 2: Convert to fraction form
    61,824.09/85,315.40 = 34,229.97/x
  3. Step 3: Cross multiply
    61,824.09x = 85,315.40 × 34,229.97
  4. Step 4: Simplify right side
    61,824.09x = 2,920,343,411.39
  5. Step 5: Solve for x
    x = 2,920,343,411.39/61,824.09
  6. Step 6: Final answer
    x = 47,236.33

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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.