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Finding the Fourth Proportional to 179,299.30, 268,978.12 and 52,952.32

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Solution

The fourth proportional to 179,299.30, 268,978.12 and 52,952.32 is: 79,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,299.30 : 268,978.12 = 52,952.32 : x
  2. Step 2: Convert to fraction form
    179,299.30/268,978.12 = 52,952.32/x
  3. Step 3: Cross multiply
    179,299.30x = 268,978.12 × 52,952.32
  4. Step 4: Simplify right side
    179,299.30x = 14,243,015,483.24
  5. Step 5: Solve for x
    x = 14,243,015,483.24/179,299.30
  6. Step 6: Final answer
    x = 79,437.09

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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.