Home / 372,180.05-558,273.45-105,940.46

Finding the Fourth Proportional to 372,180.05, 558,273.45 and 105,940.46

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Solution

The fourth proportional to 372,180.05, 558,273.45 and 105,940.46 is: 158,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,180.05 : 558,273.45 = 105,940.46 : x
  2. Step 2: Convert to fraction form
    372,180.05/558,273.45 = 105,940.46/x
  3. Step 3: Cross multiply
    372,180.05x = 558,273.45 × 105,940.46
  4. Step 4: Simplify right side
    372,180.05x = 59,143,746,098.79
  5. Step 5: Solve for x
    x = 59,143,746,098.79/372,180.05
  6. Step 6: Final answer
    x = 158,911.65

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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.