Home / 306,288.72-459,432.96-95,943

Finding the Fourth Proportional to 306,288.72, 459,432.96 and 95,943

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Solution

The fourth proportional to 306,288.72, 459,432.96 and 95,943 is: 143,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,288.72 : 459,432.96 = 95,943 : x
  2. Step 2: Convert to fraction form
    306,288.72/459,432.96 = 95,943/x
  3. Step 3: Cross multiply
    306,288.72x = 459,432.96 × 95,943
  4. Step 4: Simplify right side
    306,288.72x = 44,079,376,481.28
  5. Step 5: Solve for x
    x = 44,079,376,481.28/306,288.72
  6. Step 6: Final answer
    x = 143,914.46

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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.