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Finding the Fourth Proportional to 60,287.34, 90,449.83 and 36,297.94

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Solution

The fourth proportional to 60,287.34, 90,449.83 and 36,297.94 is: 54,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,287.34 : 90,449.83 = 36,297.94 : x
  2. Step 2: Convert to fraction form
    60,287.34/90,449.83 = 36,297.94/x
  3. Step 3: Cross multiply
    60,287.34x = 90,449.83 × 36,297.94
  4. Step 4: Simplify right side
    60,287.34x = 3,283,142,864.59
  5. Step 5: Solve for x
    x = 3,283,142,864.59/60,287.34
  6. Step 6: Final answer
    x = 54,458.25

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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.