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Finding the Fourth Proportional to 61,556.88, 84,951 and 34,700.52

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Solution

The fourth proportional to 61,556.88, 84,951 and 34,700.52 is: 47,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,556.88 : 84,951 = 34,700.52 : x
  2. Step 2: Convert to fraction form
    61,556.88/84,951 = 34,700.52/x
  3. Step 3: Cross multiply
    61,556.88x = 84,951 × 34,700.52
  4. Step 4: Simplify right side
    61,556.88x = 2,947,843,874.52
  5. Step 5: Solve for x
    x = 2,947,843,874.52/61,556.88
  6. Step 6: Final answer
    x = 47,888.13

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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.