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Finding the Fourth Proportional to 59.00, 88.07 and 53.87

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Solution

The fourth proportional to 59.00, 88.07 and 53.87 is: 80.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.00 : 88.07 = 53.87 : x
  2. Step 2: Convert to fraction form
    59.00/88.07 = 53.87/x
  3. Step 3: Cross multiply
    59.00x = 88.07 × 53.87
  4. Step 4: Simplify right side
    59.00x = 4,743.92
  5. Step 5: Solve for x
    x = 4,743.92/59.00
  6. Step 6: Final answer
    x = 80.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.