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Finding the Fourth Proportional to 70,786.08, 97,644.16 and 44,244

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Solution

The fourth proportional to 70,786.08, 97,644.16 and 44,244 is: 61,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,786.08 : 97,644.16 = 44,244 : x
  2. Step 2: Convert to fraction form
    70,786.08/97,644.16 = 44,244/x
  3. Step 3: Cross multiply
    70,786.08x = 97,644.16 × 44,244
  4. Step 4: Simplify right side
    70,786.08x = 4,320,168,215.04
  5. Step 5: Solve for x
    x = 4,320,168,215.04/70,786.08
  6. Step 6: Final answer
    x = 61,031.32

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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.