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Finding the Fourth Proportional to 61,070.96, 91,584.84 and 29,046.26

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Solution

The fourth proportional to 61,070.96, 91,584.84 and 29,046.26 is: 43,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,070.96 : 91,584.84 = 29,046.26 : x
  2. Step 2: Convert to fraction form
    61,070.96/91,584.84 = 29,046.26/x
  3. Step 3: Cross multiply
    61,070.96x = 91,584.84 × 29,046.26
  4. Step 4: Simplify right side
    61,070.96x = 2,660,197,412.58
  5. Step 5: Solve for x
    x = 2,660,197,412.58/61,070.96
  6. Step 6: Final answer
    x = 43,559.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.