Home / 147,490.28-221,236.20-36,682.28

Finding the Fourth Proportional to 147,490.28, 221,236.20 and 36,682.28

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Solution

The fourth proportional to 147,490.28, 221,236.20 and 36,682.28 is: 55,023.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,490.28 : 221,236.20 = 36,682.28 : x
  2. Step 2: Convert to fraction form
    147,490.28/221,236.20 = 36,682.28/x
  3. Step 3: Cross multiply
    147,490.28x = 221,236.20 × 36,682.28
  4. Step 4: Simplify right side
    147,490.28x = 8,115,448,234.54
  5. Step 5: Solve for x
    x = 8,115,448,234.54/147,490.28
  6. Step 6: Final answer
    x = 55,023.61

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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.