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Finding the Fourth Proportional to 61,480.62, 92,220.53 and 35,166.69

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Solution

The fourth proportional to 61,480.62, 92,220.53 and 35,166.69 is: 52,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,480.62 : 92,220.53 = 35,166.69 : x
  2. Step 2: Convert to fraction form
    61,480.62/92,220.53 = 35,166.69/x
  3. Step 3: Cross multiply
    61,480.62x = 92,220.53 × 35,166.69
  4. Step 4: Simplify right side
    61,480.62x = 3,243,090,614.31
  5. Step 5: Solve for x
    x = 3,243,090,614.31/61,480.62
  6. Step 6: Final answer
    x = 52,749.80

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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.