Home / 373,180.30-559,438.94-145,423.19

Finding the Fourth Proportional to 373,180.30, 559,438.94 and 145,423.19

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Solution

The fourth proportional to 373,180.30, 559,438.94 and 145,423.19 is: 218,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,180.30 : 559,438.94 = 145,423.19 : x
  2. Step 2: Convert to fraction form
    373,180.30/559,438.94 = 145,423.19/x
  3. Step 3: Cross multiply
    373,180.30x = 559,438.94 × 145,423.19
  4. Step 4: Simplify right side
    373,180.30x = 81,355,397,908.25
  5. Step 5: Solve for x
    x = 81,355,397,908.25/373,180.30
  6. Step 6: Final answer
    x = 218,005.61

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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.