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Finding the Fourth Proportional to 61,108.62, 84,329.63 and 34,251.14

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Solution

The fourth proportional to 61,108.62, 84,329.63 and 34,251.14 is: 47,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.62 : 84,329.63 = 34,251.14 : x
  2. Step 2: Convert to fraction form
    61,108.62/84,329.63 = 34,251.14/x
  3. Step 3: Cross multiply
    61,108.62x = 84,329.63 × 34,251.14
  4. Step 4: Simplify right side
    61,108.62x = 2,888,385,370.37
  5. Step 5: Solve for x
    x = 2,888,385,370.37/61,108.62
  6. Step 6: Final answer
    x = 47,266.41

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1.5x scale

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.