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Finding the Fourth Proportional to 194,468, 291,702 and 63,140

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Solution

The fourth proportional to 194,468, 291,702 and 63,140 is: 94,710

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,468 : 291,702 = 63,140 : x
  2. Step 2: Convert to fraction form
    194,468/291,702 = 63,140/x
  3. Step 3: Cross multiply
    194,468x = 291,702 × 63,140
  4. Step 4: Simplify right side
    194,468x = 18,418,064,280
  5. Step 5: Solve for x
    x = 18,418,064,280/194,468
  6. Step 6: Final answer
    x = 94,710

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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.