Home / 253,574.14-380,273.60-73,610.76

Finding the Fourth Proportional to 253,574.14, 380,273.60 and 73,610.76

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Solution

The fourth proportional to 253,574.14, 380,273.60 and 73,610.76 is: 110,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,574.14 : 380,273.60 = 73,610.76 : x
  2. Step 2: Convert to fraction form
    253,574.14/380,273.60 = 73,610.76/x
  3. Step 3: Cross multiply
    253,574.14x = 380,273.60 × 73,610.76
  4. Step 4: Simplify right side
    253,574.14x = 27,992,228,703.94
  5. Step 5: Solve for x
    x = 27,992,228,703.94/253,574.14
  6. Step 6: Final answer
    x = 110,390.71

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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.