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Finding the Fourth Proportional to 61,258.63, 91,864.14 and 23,813.74

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Solution

The fourth proportional to 61,258.63, 91,864.14 and 23,813.74 is: 35,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,258.63 : 91,864.14 = 23,813.74 : x
  2. Step 2: Convert to fraction form
    61,258.63/91,864.14 = 23,813.74/x
  3. Step 3: Cross multiply
    61,258.63x = 91,864.14 × 23,813.74
  4. Step 4: Simplify right side
    61,258.63x = 2,187,628,745.28
  5. Step 5: Solve for x
    x = 2,187,628,745.28/61,258.63
  6. Step 6: Final answer
    x = 35,711.36

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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.