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Finding the Fourth Proportional to 179,866.92, 248,209.84 and 99,292.72

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Solution

The fourth proportional to 179,866.92, 248,209.84 and 99,292.72 is: 137,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,866.92 : 248,209.84 = 99,292.72 : x
  2. Step 2: Convert to fraction form
    179,866.92/248,209.84 = 99,292.72/x
  3. Step 3: Cross multiply
    179,866.92x = 248,209.84 × 99,292.72
  4. Step 4: Simplify right side
    179,866.92x = 24,645,430,144.36
  5. Step 5: Solve for x
    x = 24,645,430,144.36/179,866.92
  6. Step 6: Final answer
    x = 137,020.36

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1.5x scale

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.