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Finding the Fourth Proportional to 59.05, 88.53 and 46.99

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Solution

The fourth proportional to 59.05, 88.53 and 46.99 is: 70.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.05 : 88.53 = 46.99 : x
  2. Step 2: Convert to fraction form
    59.05/88.53 = 46.99/x
  3. Step 3: Cross multiply
    59.05x = 88.53 × 46.99
  4. Step 4: Simplify right side
    59.05x = 4,160.02
  5. Step 5: Solve for x
    x = 4,160.02/59.05
  6. Step 6: Final answer
    x = 70.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.