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Finding the Fourth Proportional to 152,299.21, 228,278.90 and 63,523.21

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Solution

The fourth proportional to 152,299.21, 228,278.90 and 63,523.21 is: 95,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,299.21 : 228,278.90 = 63,523.21 : x
  2. Step 2: Convert to fraction form
    152,299.21/228,278.90 = 63,523.21/x
  3. Step 3: Cross multiply
    152,299.21x = 228,278.90 × 63,523.21
  4. Step 4: Simplify right side
    152,299.21x = 14,501,008,185.65
  5. Step 5: Solve for x
    x = 14,501,008,185.65/152,299.21
  6. Step 6: Final answer
    x = 95,213.94

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1.5x scale

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.