Home / 219,932.62-303,517.02-172,102.93

Finding the Fourth Proportional to 219,932.62, 303,517.02 and 172,102.93

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Solution

The fourth proportional to 219,932.62, 303,517.02 and 172,102.93 is: 237,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,932.62 : 303,517.02 = 172,102.93 : x
  2. Step 2: Convert to fraction form
    219,932.62/303,517.02 = 172,102.93/x
  3. Step 3: Cross multiply
    219,932.62x = 303,517.02 × 172,102.93
  4. Step 4: Simplify right side
    219,932.62x = 52,236,168,333.46
  5. Step 5: Solve for x
    x = 52,236,168,333.46/219,932.62
  6. Step 6: Final answer
    x = 237,509.87

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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.