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Finding the Fourth Proportional to 61,892.24, 85,410.65 and 35,034.26

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Solution

The fourth proportional to 61,892.24, 85,410.65 and 35,034.26 is: 48,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,892.24 : 85,410.65 = 35,034.26 : x
  2. Step 2: Convert to fraction form
    61,892.24/85,410.65 = 35,034.26/x
  3. Step 3: Cross multiply
    61,892.24x = 85,410.65 × 35,034.26
  4. Step 4: Simplify right side
    61,892.24x = 2,992,298,579.40
  5. Step 5: Solve for x
    x = 2,992,298,579.40/61,892.24
  6. Step 6: Final answer
    x = 48,346.91

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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.