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Finding the Fourth Proportional to 61,962.84, 85,509.01 and 35,110.58

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Solution

The fourth proportional to 61,962.84, 85,509.01 and 35,110.58 is: 48,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,962.84 : 85,509.01 = 35,110.58 : x
  2. Step 2: Convert to fraction form
    61,962.84/85,509.01 = 35,110.58/x
  3. Step 3: Cross multiply
    61,962.84x = 85,509.01 × 35,110.58
  4. Step 4: Simplify right side
    61,962.84x = 3,002,270,974.55
  5. Step 5: Solve for x
    x = 3,002,270,974.55/61,962.84
  6. Step 6: Final answer
    x = 48,452.76

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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.