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Finding the Fourth Proportional to 114,216.92, 157,614.40 and 63,226.64

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Solution

The fourth proportional to 114,216.92, 157,614.40 and 63,226.64 is: 87,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,216.92 : 157,614.40 = 63,226.64 : x
  2. Step 2: Convert to fraction form
    114,216.92/157,614.40 = 63,226.64/x
  3. Step 3: Cross multiply
    114,216.92x = 157,614.40 × 63,226.64
  4. Step 4: Simplify right side
    114,216.92x = 9,965,428,927.62
  5. Step 5: Solve for x
    x = 9,965,428,927.62/114,216.92
  6. Step 6: Final answer
    x = 87,250.02

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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.