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Finding the Fourth Proportional to 59,392.62, 81,963.12 and 33,898.47

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Solution

The fourth proportional to 59,392.62, 81,963.12 and 33,898.47 is: 46,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,392.62 : 81,963.12 = 33,898.47 : x
  2. Step 2: Convert to fraction form
    59,392.62/81,963.12 = 33,898.47/x
  3. Step 3: Cross multiply
    59,392.62x = 81,963.12 × 33,898.47
  4. Step 4: Simplify right side
    59,392.62x = 2,778,424,364.43
  5. Step 5: Solve for x
    x = 2,778,424,364.43/59,392.62
  6. Step 6: Final answer
    x = 46,780.63

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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.