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Finding the Fourth Proportional to 67,840.70, 101,684.48 and 32,739.35

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Solution

The fourth proportional to 67,840.70, 101,684.48 and 32,739.35 is: 49,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,840.70 : 101,684.48 = 32,739.35 : x
  2. Step 2: Convert to fraction form
    67,840.70/101,684.48 = 32,739.35/x
  3. Step 3: Cross multiply
    67,840.70x = 101,684.48 × 32,739.35
  4. Step 4: Simplify right side
    67,840.70x = 3,329,083,108.17
  5. Step 5: Solve for x
    x = 3,329,083,108.17/67,840.70
  6. Step 6: Final answer
    x = 49,072.07

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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.