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Finding the Fourth Proportional to 56,071.32, 84,019.02 and 35,251.08

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Solution

The fourth proportional to 56,071.32, 84,019.02 and 35,251.08 is: 52,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,071.32 : 84,019.02 = 35,251.08 : x
  2. Step 2: Convert to fraction form
    56,071.32/84,019.02 = 35,251.08/x
  3. Step 3: Cross multiply
    56,071.32x = 84,019.02 × 35,251.08
  4. Step 4: Simplify right side
    56,071.32x = 2,961,761,195.54
  5. Step 5: Solve for x
    x = 2,961,761,195.54/56,071.32
  6. Step 6: Final answer
    x = 52,821.32

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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.