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Finding the Fourth Proportional to 63,612.79, 95,273.85 and 30,356.21

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Solution

The fourth proportional to 63,612.79, 95,273.85 and 30,356.21 is: 45,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,612.79 : 95,273.85 = 30,356.21 : x
  2. Step 2: Convert to fraction form
    63,612.79/95,273.85 = 30,356.21/x
  3. Step 3: Cross multiply
    63,612.79x = 95,273.85 × 30,356.21
  4. Step 4: Simplify right side
    63,612.79x = 2,892,152,922.22
  5. Step 5: Solve for x
    x = 2,892,152,922.22/63,612.79
  6. Step 6: Final answer
    x = 45,464.96

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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.