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Finding the Fourth Proportional to 73,176.92, 100,596.47 and 62,930.42

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Solution

The fourth proportional to 73,176.92, 100,596.47 and 62,930.42 is: 86,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,176.92 : 100,596.47 = 62,930.42 : x
  2. Step 2: Convert to fraction form
    73,176.92/100,596.47 = 62,930.42/x
  3. Step 3: Cross multiply
    73,176.92x = 100,596.47 × 62,930.42
  4. Step 4: Simplify right side
    73,176.92x = 6,330,577,525.97
  5. Step 5: Solve for x
    x = 6,330,577,525.97/73,176.92
  6. Step 6: Final answer
    x = 86,510.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.