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Finding the Fourth Proportional to 63,054.98, 87,016.48 and 34,761.68

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Solution

The fourth proportional to 63,054.98, 87,016.48 and 34,761.68 is: 47,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,054.98 : 87,016.48 = 34,761.68 : x
  2. Step 2: Convert to fraction form
    63,054.98/87,016.48 = 34,761.68/x
  3. Step 3: Cross multiply
    63,054.98x = 87,016.48 × 34,761.68
  4. Step 4: Simplify right side
    63,054.98x = 3,024,839,032.49
  5. Step 5: Solve for x
    x = 3,024,839,032.49/63,054.98
  6. Step 6: Final answer
    x = 47,971.45

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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.