Home / 61,669.35-85,120.14-34,827.57

Finding the Fourth Proportional to 61,669.35, 85,120.14 and 34,827.57

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Solution

The fourth proportional to 61,669.35, 85,120.14 and 34,827.57 is: 48,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,669.35 : 85,120.14 = 34,827.57 : x
  2. Step 2: Convert to fraction form
    61,669.35/85,120.14 = 34,827.57/x
  3. Step 3: Cross multiply
    61,669.35x = 85,120.14 × 34,827.57
  4. Step 4: Simplify right side
    61,669.35x = 2,964,527,634.26
  5. Step 5: Solve for x
    x = 2,964,527,634.26/61,669.35
  6. Step 6: Final answer
    x = 48,071.33

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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.