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Finding the Fourth Proportional to 70,094.51, 96,731.73 and 38,264.54

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Solution

The fourth proportional to 70,094.51, 96,731.73 and 38,264.54 is: 52,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,094.51 : 96,731.73 = 38,264.54 : x
  2. Step 2: Convert to fraction form
    70,094.51/96,731.73 = 38,264.54/x
  3. Step 3: Cross multiply
    70,094.51x = 96,731.73 × 38,264.54
  4. Step 4: Simplify right side
    70,094.51x = 3,701,394,668.20
  5. Step 5: Solve for x
    x = 3,701,394,668.20/70,094.51
  6. Step 6: Final answer
    x = 52,805.78

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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.