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Finding the Fourth Proportional to 63,246.83, 94,881.78 and 21,122.88

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Solution

The fourth proportional to 63,246.83, 94,881.78 and 21,122.88 is: 31,688.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,246.83 : 94,881.78 = 21,122.88 : x
  2. Step 2: Convert to fraction form
    63,246.83/94,881.78 = 21,122.88/x
  3. Step 3: Cross multiply
    63,246.83x = 94,881.78 × 21,122.88
  4. Step 4: Simplify right side
    63,246.83x = 2,004,176,097.32
  5. Step 5: Solve for x
    x = 2,004,176,097.32/63,246.83
  6. Step 6: Final answer
    x = 31,688.17

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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.