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Finding the Fourth Proportional to 210,852, 316,278 and 63,108

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Solution

The fourth proportional to 210,852, 316,278 and 63,108 is: 94,662

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,852 : 316,278 = 63,108 : x
  2. Step 2: Convert to fraction form
    210,852/316,278 = 63,108/x
  3. Step 3: Cross multiply
    210,852x = 316,278 × 63,108
  4. Step 4: Simplify right side
    210,852x = 19,959,672,024
  5. Step 5: Solve for x
    x = 19,959,672,024/210,852
  6. Step 6: Final answer
    x = 94,662

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.