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Finding the Fourth Proportional to 60,071.64, 82,900.80 and 33,215.04

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Solution

The fourth proportional to 60,071.64, 82,900.80 and 33,215.04 is: 45,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,071.64 : 82,900.80 = 33,215.04 : x
  2. Step 2: Convert to fraction form
    60,071.64/82,900.80 = 33,215.04/x
  3. Step 3: Cross multiply
    60,071.64x = 82,900.80 × 33,215.04
  4. Step 4: Simplify right side
    60,071.64x = 2,753,553,388.03
  5. Step 5: Solve for x
    x = 2,753,553,388.03/60,071.64
  6. Step 6: Final answer
    x = 45,837.83

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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.