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Finding the Fourth Proportional to 59.43, 89.25 and 46.67

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Solution

The fourth proportional to 59.43, 89.25 and 46.67 is: 70.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.43 : 89.25 = 46.67 : x
  2. Step 2: Convert to fraction form
    59.43/89.25 = 46.67/x
  3. Step 3: Cross multiply
    59.43x = 89.25 × 46.67
  4. Step 4: Simplify right side
    59.43x = 4,165.06
  5. Step 5: Solve for x
    x = 4,165.06/59.43
  6. Step 6: Final answer
    x = 70.08

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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.