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Finding the Fourth Proportional to 63,223.32, 87,239.29 and 36,356.03

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Solution

The fourth proportional to 63,223.32, 87,239.29 and 36,356.03 is: 50,166.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,223.32 : 87,239.29 = 36,356.03 : x
  2. Step 2: Convert to fraction form
    63,223.32/87,239.29 = 36,356.03/x
  3. Step 3: Cross multiply
    63,223.32x = 87,239.29 × 36,356.03
  4. Step 4: Simplify right side
    63,223.32x = 3,171,674,244.42
  5. Step 5: Solve for x
    x = 3,171,674,244.42/63,223.32
  6. Step 6: Final answer
    x = 50,166.21

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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.