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Finding the Fourth Proportional to 61,257.85, 84,534.84 and 34,033.35

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Solution

The fourth proportional to 61,257.85, 84,534.84 and 34,033.35 is: 46,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,257.85 : 84,534.84 = 34,033.35 : x
  2. Step 2: Convert to fraction form
    61,257.85/84,534.84 = 34,033.35/x
  3. Step 3: Cross multiply
    61,257.85x = 84,534.84 × 34,033.35
  4. Step 4: Simplify right side
    61,257.85x = 2,877,003,796.91
  5. Step 5: Solve for x
    x = 2,877,003,796.91/61,257.85
  6. Step 6: Final answer
    x = 46,965.47

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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.