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Finding the Fourth Proportional to 65,854.73, 98,804.27 and 20,883.44

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Solution

The fourth proportional to 65,854.73, 98,804.27 and 20,883.44 is: 31,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,854.73 : 98,804.27 = 20,883.44 : x
  2. Step 2: Convert to fraction form
    65,854.73/98,804.27 = 20,883.44/x
  3. Step 3: Cross multiply
    65,854.73x = 98,804.27 × 20,883.44
  4. Step 4: Simplify right side
    65,854.73x = 2,063,373,343.51
  5. Step 5: Solve for x
    x = 2,063,373,343.51/65,854.73
  6. Step 6: Final answer
    x = 31,332.20

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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.