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Finding the Fourth Proportional to 61,361.93, 84,676.38 and 34,502.84

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Solution

The fourth proportional to 61,361.93, 84,676.38 and 34,502.84 is: 47,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,361.93 : 84,676.38 = 34,502.84 : x
  2. Step 2: Convert to fraction form
    61,361.93/84,676.38 = 34,502.84/x
  3. Step 3: Cross multiply
    61,361.93x = 84,676.38 × 34,502.84
  4. Step 4: Simplify right side
    61,361.93x = 2,921,575,590.92
  5. Step 5: Solve for x
    x = 2,921,575,590.92/61,361.93
  6. Step 6: Final answer
    x = 47,612.19

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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.