Home / 65,115.12-97,676.46-25,134.33

Finding the Fourth Proportional to 65,115.12, 97,676.46 and 25,134.33

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Solution

The fourth proportional to 65,115.12, 97,676.46 and 25,134.33 is: 37,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,115.12 : 97,676.46 = 25,134.33 : x
  2. Step 2: Convert to fraction form
    65,115.12/97,676.46 = 25,134.33/x
  3. Step 3: Cross multiply
    65,115.12x = 97,676.46 × 25,134.33
  4. Step 4: Simplify right side
    65,115.12x = 2,455,032,378.87
  5. Step 5: Solve for x
    x = 2,455,032,378.87/65,115.12
  6. Step 6: Final answer
    x = 37,702.95

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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.