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Finding the Fourth Proportional to 63,014, 86,956.52 and 34,333.76

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Solution

The fourth proportional to 63,014, 86,956.52 and 34,333.76 is: 47,379.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,014 : 86,956.52 = 34,333.76 : x
  2. Step 2: Convert to fraction form
    63,014/86,956.52 = 34,333.76/x
  3. Step 3: Cross multiply
    63,014x = 86,956.52 × 34,333.76
  4. Step 4: Simplify right side
    63,014x = 2,985,544,288.12
  5. Step 5: Solve for x
    x = 2,985,544,288.12/63,014
  6. Step 6: Final answer
    x = 47,379.06

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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.