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Finding the Fourth Proportional to 52,244.48, 72,107.84 and 31,035.52

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Solution

The fourth proportional to 52,244.48, 72,107.84 and 31,035.52 is: 42,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,244.48 : 72,107.84 = 31,035.52 : x
  2. Step 2: Convert to fraction form
    52,244.48/72,107.84 = 31,035.52/x
  3. Step 3: Cross multiply
    52,244.48x = 72,107.84 × 31,035.52
  4. Step 4: Simplify right side
    52,244.48x = 2,237,904,310.48
  5. Step 5: Solve for x
    x = 2,237,904,310.48/52,244.48
  6. Step 6: Final answer
    x = 42,835.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.