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Finding the Fourth Proportional to 61,588.75, 84,992.71 and 34,365.98

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Solution

The fourth proportional to 61,588.75, 84,992.71 and 34,365.98 is: 47,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,588.75 : 84,992.71 = 34,365.98 : x
  2. Step 2: Convert to fraction form
    61,588.75/84,992.71 = 34,365.98/x
  3. Step 3: Cross multiply
    61,588.75x = 84,992.71 × 34,365.98
  4. Step 4: Simplify right side
    61,588.75x = 2,920,857,387.69
  5. Step 5: Solve for x
    x = 2,920,857,387.69/61,588.75
  6. Step 6: Final answer
    x = 47,425.18

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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.