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Finding the Fourth Proportional to 61,166.58, 84,404.21 and 34,303.91

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Solution

The fourth proportional to 61,166.58, 84,404.21 and 34,303.91 is: 47,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,166.58 : 84,404.21 = 34,303.91 : x
  2. Step 2: Convert to fraction form
    61,166.58/84,404.21 = 34,303.91/x
  3. Step 3: Cross multiply
    61,166.58x = 84,404.21 × 34,303.91
  4. Step 4: Simplify right side
    61,166.58x = 2,895,394,022.88
  5. Step 5: Solve for x
    x = 2,895,394,022.88/61,166.58
  6. Step 6: Final answer
    x = 47,336.21

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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.