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Finding the Fourth Proportional to 61,548.31, 84,941.31 and 34,693.33

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Solution

The fourth proportional to 61,548.31, 84,941.31 and 34,693.33 is: 47,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,548.31 : 84,941.31 = 34,693.33 : x
  2. Step 2: Convert to fraction form
    61,548.31/84,941.31 = 34,693.33/x
  3. Step 3: Cross multiply
    61,548.31x = 84,941.31 × 34,693.33
  4. Step 4: Simplify right side
    61,548.31x = 2,946,896,898.46
  5. Step 5: Solve for x
    x = 2,946,896,898.46/61,548.31
  6. Step 6: Final answer
    x = 47,879.41

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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.