Home / 373,196.23-559,462.87-145,439.09

Finding the Fourth Proportional to 373,196.23, 559,462.87 and 145,439.09

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Solution

The fourth proportional to 373,196.23, 559,462.87 and 145,439.09 is: 218,029.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,196.23 : 559,462.87 = 145,439.09 : x
  2. Step 2: Convert to fraction form
    373,196.23/559,462.87 = 145,439.09/x
  3. Step 3: Cross multiply
    373,196.23x = 559,462.87 × 145,439.09
  4. Step 4: Simplify right side
    373,196.23x = 81,367,770,184.06
  5. Step 5: Solve for x
    x = 81,367,770,184.06/373,196.23
  6. Step 6: Final answer
    x = 218,029.46

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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.