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Finding the Fourth Proportional to 141,110, 211,665 and 42,614

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Solution

The fourth proportional to 141,110, 211,665 and 42,614 is: 63,921

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,110 : 211,665 = 42,614 : x
  2. Step 2: Convert to fraction form
    141,110/211,665 = 42,614/x
  3. Step 3: Cross multiply
    141,110x = 211,665 × 42,614
  4. Step 4: Simplify right side
    141,110x = 9,019,892,310
  5. Step 5: Solve for x
    x = 9,019,892,310/141,110
  6. Step 6: Final answer
    x = 63,921

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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.