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Finding the Fourth Proportional to 59,056, 81,497.28 and 32,560

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Solution

The fourth proportional to 59,056, 81,497.28 and 32,560 is: 44,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,056 : 81,497.28 = 32,560 : x
  2. Step 2: Convert to fraction form
    59,056/81,497.28 = 32,560/x
  3. Step 3: Cross multiply
    59,056x = 81,497.28 × 32,560
  4. Step 4: Simplify right side
    59,056x = 2,653,551,436.80
  5. Step 5: Solve for x
    x = 2,653,551,436.80/59,056
  6. Step 6: Final answer
    x = 44,932.80

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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.