Home / 48,291.28-66,644.72-36,333.20

Finding the Fourth Proportional to 48,291.28, 66,644.72 and 36,333.20

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Solution

The fourth proportional to 48,291.28, 66,644.72 and 36,333.20 is: 50,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291.28 : 66,644.72 = 36,333.20 : x
  2. Step 2: Convert to fraction form
    48,291.28/66,644.72 = 36,333.20/x
  3. Step 3: Cross multiply
    48,291.28x = 66,644.72 × 36,333.20
  4. Step 4: Simplify right side
    48,291.28x = 2,421,415,940.70
  5. Step 5: Solve for x
    x = 2,421,415,940.70/48,291.28
  6. Step 6: Final answer
    x = 50,141.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.