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Finding the Fourth Proportional to 48,695.56, 67,171.62 and 33,564.76

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Solution

The fourth proportional to 48,695.56, 67,171.62 and 33,564.76 is: 46,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,695.56 : 67,171.62 = 33,564.76 : x
  2. Step 2: Convert to fraction form
    48,695.56/67,171.62 = 33,564.76/x
  3. Step 3: Cross multiply
    48,695.56x = 67,171.62 × 33,564.76
  4. Step 4: Simplify right side
    48,695.56x = 2,254,599,304.11
  5. Step 5: Solve for x
    x = 2,254,599,304.11/48,695.56
  6. Step 6: Final answer
    x = 46,299.89

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1.5x scale

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.