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Finding the Fourth Proportional to 212,670.67, 319,052.73 and 62,899.29

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Solution

The fourth proportional to 212,670.67, 319,052.73 and 62,899.29 is: 94,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,670.67 : 319,052.73 = 62,899.29 : x
  2. Step 2: Convert to fraction form
    212,670.67/319,052.73 = 62,899.29/x
  3. Step 3: Cross multiply
    212,670.67x = 319,052.73 × 62,899.29
  4. Step 4: Simplify right side
    212,670.67x = 20,068,188,279.80
  5. Step 5: Solve for x
    x = 20,068,188,279.80/212,670.67
  6. Step 6: Final answer
    x = 94,362.75

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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.