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Finding the Fourth Proportional to 70,592.91, 97,399.22 and 41,888.73

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Solution

The fourth proportional to 70,592.91, 97,399.22 and 41,888.73 is: 57,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,592.91 : 97,399.22 = 41,888.73 : x
  2. Step 2: Convert to fraction form
    70,592.91/97,399.22 = 41,888.73/x
  3. Step 3: Cross multiply
    70,592.91x = 97,399.22 × 41,888.73
  4. Step 4: Simplify right side
    70,592.91x = 4,079,929,628.79
  5. Step 5: Solve for x
    x = 4,079,929,628.79/70,592.91
  6. Step 6: Final answer
    x = 57,795.18

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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.