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Finding the Fourth Proportional to 61,610.40, 92,350.80 and 35,258.40

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Solution

The fourth proportional to 61,610.40, 92,350.80 and 35,258.40 is: 52,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,610.40 : 92,350.80 = 35,258.40 : x
  2. Step 2: Convert to fraction form
    61,610.40/92,350.80 = 35,258.40/x
  3. Step 3: Cross multiply
    61,610.40x = 92,350.80 × 35,258.40
  4. Step 4: Simplify right side
    61,610.40x = 3,256,141,446.72
  5. Step 5: Solve for x
    x = 3,256,141,446.72/61,610.40
  6. Step 6: Final answer
    x = 52,850.52

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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.