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Finding the Fourth Proportional to 63,235.65, 94,859.82 and 18,258.12

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Solution

The fourth proportional to 63,235.65, 94,859.82 and 18,258.12 is: 27,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,235.65 : 94,859.82 = 18,258.12 : x
  2. Step 2: Convert to fraction form
    63,235.65/94,859.82 = 18,258.12/x
  3. Step 3: Cross multiply
    63,235.65x = 94,859.82 × 18,258.12
  4. Step 4: Simplify right side
    63,235.65x = 1,731,961,976.74
  5. Step 5: Solve for x
    x = 1,731,961,976.74/63,235.65
  6. Step 6: Final answer
    x = 27,389.01

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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.