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Finding the Fourth Proportional to 179,794.94, 248,116.76 and 99,222.48

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Solution

The fourth proportional to 179,794.94, 248,116.76 and 99,222.48 is: 136,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,794.94 : 248,116.76 = 99,222.48 : x
  2. Step 2: Convert to fraction form
    179,794.94/248,116.76 = 99,222.48/x
  3. Step 3: Cross multiply
    179,794.94x = 248,116.76 × 99,222.48
  4. Step 4: Simplify right side
    179,794.94x = 24,618,760,256.76
  5. Step 5: Solve for x
    x = 24,618,760,256.76/179,794.94
  6. Step 6: Final answer
    x = 136,926.88

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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.