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Finding the Fourth Proportional to 63,752.72, 87,976.99 and 35,072.24

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Solution

The fourth proportional to 63,752.72, 87,976.99 and 35,072.24 is: 48,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,752.72 : 87,976.99 = 35,072.24 : x
  2. Step 2: Convert to fraction form
    63,752.72/87,976.99 = 35,072.24/x
  3. Step 3: Cross multiply
    63,752.72x = 87,976.99 × 35,072.24
  4. Step 4: Simplify right side
    63,752.72x = 3,085,550,009.30
  5. Step 5: Solve for x
    x = 3,085,550,009.30/63,752.72
  6. Step 6: Final answer
    x = 48,398.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.