Home / 179,747.72-248,053.20-99,178.20

Finding the Fourth Proportional to 179,747.72, 248,053.20 and 99,178.20

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Solution

The fourth proportional to 179,747.72, 248,053.20 and 99,178.20 is: 136,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,747.72 : 248,053.20 = 99,178.20 : x
  2. Step 2: Convert to fraction form
    179,747.72/248,053.20 = 99,178.20/x
  3. Step 3: Cross multiply
    179,747.72x = 248,053.20 × 99,178.20
  4. Step 4: Simplify right side
    179,747.72x = 24,601,469,880.24
  5. Step 5: Solve for x
    x = 24,601,469,880.24/179,747.72
  6. Step 6: Final answer
    x = 136,866.66

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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.