Home / 179,793.72-248,115.08-99,221.23

Finding the Fourth Proportional to 179,793.72, 248,115.08 and 99,221.23

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Solution

The fourth proportional to 179,793.72, 248,115.08 and 99,221.23 is: 136,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,793.72 : 248,115.08 = 99,221.23 : x
  2. Step 2: Convert to fraction form
    179,793.72/248,115.08 = 99,221.23/x
  3. Step 3: Cross multiply
    179,793.72x = 248,115.08 × 99,221.23
  4. Step 4: Simplify right side
    179,793.72x = 24,618,283,977.35
  5. Step 5: Solve for x
    x = 24,618,283,977.35/179,793.72
  6. Step 6: Final answer
    x = 136,925.16

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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.