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Finding the Fourth Proportional to 56,016.70, 83,960.04 and 22,695.32

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Solution

The fourth proportional to 56,016.70, 83,960.04 and 22,695.32 is: 34,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,016.70 : 83,960.04 = 22,695.32 : x
  2. Step 2: Convert to fraction form
    56,016.70/83,960.04 = 22,695.32/x
  3. Step 3: Cross multiply
    56,016.70x = 83,960.04 × 22,695.32
  4. Step 4: Simplify right side
    56,016.70x = 1,905,499,975.01
  5. Step 5: Solve for x
    x = 1,905,499,975.01/56,016.70
  6. Step 6: Final answer
    x = 34,016.64

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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.