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Finding the Fourth Proportional to 63,328.32, 87,392.16 and 35,034.48

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Solution

The fourth proportional to 63,328.32, 87,392.16 and 35,034.48 is: 48,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,328.32 : 87,392.16 = 35,034.48 : x
  2. Step 2: Convert to fraction form
    63,328.32/87,392.16 = 35,034.48/x
  3. Step 3: Cross multiply
    63,328.32x = 87,392.16 × 35,034.48
  4. Step 4: Simplify right side
    63,328.32x = 3,061,738,881.68
  5. Step 5: Solve for x
    x = 3,061,738,881.68/63,328.32
  6. Step 6: Final answer
    x = 48,347.07

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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.