Home / 146,170.36-219,263.76-40,997.56

Finding the Fourth Proportional to 146,170.36, 219,263.76 and 40,997.56

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Solution

The fourth proportional to 146,170.36, 219,263.76 and 40,997.56 is: 61,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,170.36 : 219,263.76 = 40,997.56 : x
  2. Step 2: Convert to fraction form
    146,170.36/219,263.76 = 40,997.56/x
  3. Step 3: Cross multiply
    146,170.36x = 219,263.76 × 40,997.56
  4. Step 4: Simplify right side
    146,170.36x = 8,989,279,156.43
  5. Step 5: Solve for x
    x = 8,989,279,156.43/146,170.36
  6. Step 6: Final answer
    x = 61,498.65

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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.