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Finding the Fourth Proportional to 59,289.64, 81,821.28 and 32,433.64

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Solution

The fourth proportional to 59,289.64, 81,821.28 and 32,433.64 is: 44,759.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,289.64 : 81,821.28 = 32,433.64 : x
  2. Step 2: Convert to fraction form
    59,289.64/81,821.28 = 32,433.64/x
  3. Step 3: Cross multiply
    59,289.64x = 81,821.28 × 32,433.64
  4. Step 4: Simplify right side
    59,289.64x = 2,653,761,939.86
  5. Step 5: Solve for x
    x = 2,653,761,939.86/59,289.64
  6. Step 6: Final answer
    x = 44,759.29

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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.