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Finding the Fourth Proportional to 59,563.91, 89,356.83 and 19,585.17

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Solution

The fourth proportional to 59,563.91, 89,356.83 and 19,585.17 is: 29,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,563.91 : 89,356.83 = 19,585.17 : x
  2. Step 2: Convert to fraction form
    59,563.91/89,356.83 = 19,585.17/x
  3. Step 3: Cross multiply
    59,563.91x = 89,356.83 × 19,585.17
  4. Step 4: Simplify right side
    59,563.91x = 1,750,068,706.21
  5. Step 5: Solve for x
    x = 1,750,068,706.21/59,563.91
  6. Step 6: Final answer
    x = 29,381.36

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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.