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Finding the Fourth Proportional to 63,218.04, 95,019 and 42,232.56

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Solution

The fourth proportional to 63,218.04, 95,019 and 42,232.56 is: 63,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,218.04 : 95,019 = 42,232.56 : x
  2. Step 2: Convert to fraction form
    63,218.04/95,019 = 42,232.56/x
  3. Step 3: Cross multiply
    63,218.04x = 95,019 × 42,232.56
  4. Step 4: Simplify right side
    63,218.04x = 4,012,895,618.64
  5. Step 5: Solve for x
    x = 4,012,895,618.64/63,218.04
  6. Step 6: Final answer
    x = 63,477.06

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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.