Home / 372,939.08-559,187.34-148,178.92

Finding the Fourth Proportional to 372,939.08, 559,187.34 and 148,178.92

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Solution

The fourth proportional to 372,939.08, 559,187.34 and 148,178.92 is: 222,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,939.08 : 559,187.34 = 148,178.92 : x
  2. Step 2: Convert to fraction form
    372,939.08/559,187.34 = 148,178.92/x
  3. Step 3: Cross multiply
    372,939.08x = 559,187.34 × 148,178.92
  4. Step 4: Simplify right side
    372,939.08x = 82,859,776,118.87
  5. Step 5: Solve for x
    x = 82,859,776,118.87/372,939.08
  6. Step 6: Final answer
    x = 222,180.46

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1.5x scale

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.