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Finding the Fourth Proportional to 63,964, 95,821.32 and 38,941.98

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Solution

The fourth proportional to 63,964, 95,821.32 and 38,941.98 is: 58,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,964 : 95,821.32 = 38,941.98 : x
  2. Step 2: Convert to fraction form
    63,964/95,821.32 = 38,941.98/x
  3. Step 3: Cross multiply
    63,964x = 95,821.32 × 38,941.98
  4. Step 4: Simplify right side
    63,964x = 3,731,471,927.01
  5. Step 5: Solve for x
    x = 3,731,471,927.01/63,964
  6. Step 6: Final answer
    x = 58,337.06

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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.