Home / 301,034.74-451,236.02-101,285.78

Finding the Fourth Proportional to 301,034.74, 451,236.02 and 101,285.78

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Solution

The fourth proportional to 301,034.74, 451,236.02 and 101,285.78 is: 151,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,034.74 : 451,236.02 = 101,285.78 : x
  2. Step 2: Convert to fraction form
    301,034.74/451,236.02 = 101,285.78/x
  3. Step 3: Cross multiply
    301,034.74x = 451,236.02 × 101,285.78
  4. Step 4: Simplify right side
    301,034.74x = 45,703,791,743.37
  5. Step 5: Solve for x
    x = 45,703,791,743.37/301,034.74
  6. Step 6: Final answer
    x = 151,822.32

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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.