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Finding the Fourth Proportional to 65,392.35, 97,833.59 and 57,323.06

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Solution

The fourth proportional to 65,392.35, 97,833.59 and 57,323.06 is: 85,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,392.35 : 97,833.59 = 57,323.06 : x
  2. Step 2: Convert to fraction form
    65,392.35/97,833.59 = 57,323.06/x
  3. Step 3: Cross multiply
    65,392.35x = 97,833.59 × 57,323.06
  4. Step 4: Simplify right side
    65,392.35x = 5,608,121,105.95
  5. Step 5: Solve for x
    x = 5,608,121,105.95/65,392.35
  6. Step 6: Final answer
    x = 85,761.12

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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.