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Finding the Fourth Proportional to 151,474.70, 227,142.19 and 44,820.51

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Solution

The fourth proportional to 151,474.70, 227,142.19 and 44,820.51 is: 67,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,474.70 : 227,142.19 = 44,820.51 : x
  2. Step 2: Convert to fraction form
    151,474.70/227,142.19 = 44,820.51/x
  3. Step 3: Cross multiply
    151,474.70x = 227,142.19 × 44,820.51
  4. Step 4: Simplify right side
    151,474.70x = 10,180,628,798.32
  5. Step 5: Solve for x
    x = 10,180,628,798.32/151,474.70
  6. Step 6: Final answer
    x = 67,210.09

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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.