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Finding the Fourth Proportional to 59,414.84, 89,117.91 and 21,957.45

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Solution

The fourth proportional to 59,414.84, 89,117.91 and 21,957.45 is: 32,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,414.84 : 89,117.91 = 21,957.45 : x
  2. Step 2: Convert to fraction form
    59,414.84/89,117.91 = 21,957.45/x
  3. Step 3: Cross multiply
    59,414.84x = 89,117.91 × 21,957.45
  4. Step 4: Simplify right side
    59,414.84x = 1,956,802,052.93
  5. Step 5: Solve for x
    x = 1,956,802,052.93/59,414.84
  6. Step 6: Final answer
    x = 32,934.57

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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.