Home / 179,906.45-248,271.30-99,334.13

Finding the Fourth Proportional to 179,906.45, 248,271.30 and 99,334.13

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Solution

The fourth proportional to 179,906.45, 248,271.30 and 99,334.13 is: 137,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,906.45 : 248,271.30 = 99,334.13 : x
  2. Step 2: Convert to fraction form
    179,906.45/248,271.30 = 99,334.13/x
  3. Step 3: Cross multiply
    179,906.45x = 248,271.30 × 99,334.13
  4. Step 4: Simplify right side
    179,906.45x = 24,661,812,348.11
  5. Step 5: Solve for x
    x = 24,661,812,348.11/179,906.45
  6. Step 6: Final answer
    x = 137,081.32

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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.