Home / 194,849.20-292,055.10-82,510.30

Finding the Fourth Proportional to 194,849.20, 292,055.10 and 82,510.30

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Solution

The fourth proportional to 194,849.20, 292,055.10 and 82,510.30 is: 123,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,849.20 : 292,055.10 = 82,510.30 : x
  2. Step 2: Convert to fraction form
    194,849.20/292,055.10 = 82,510.30/x
  3. Step 3: Cross multiply
    194,849.20x = 292,055.10 × 82,510.30
  4. Step 4: Simplify right side
    194,849.20x = 24,097,553,917.53
  5. Step 5: Solve for x
    x = 24,097,553,917.53/194,849.20
  6. Step 6: Final answer
    x = 123,672.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.