Home / 228,350.28-342,601.48-76,562.38

Finding the Fourth Proportional to 228,350.28, 342,601.48 and 76,562.38

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Solution

The fourth proportional to 228,350.28, 342,601.48 and 76,562.38 is: 114,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,350.28 : 342,601.48 = 76,562.38 : x
  2. Step 2: Convert to fraction form
    228,350.28/342,601.48 = 76,562.38/x
  3. Step 3: Cross multiply
    228,350.28x = 342,601.48 × 76,562.38
  4. Step 4: Simplify right side
    228,350.28x = 26,230,382,987.32
  5. Step 5: Solve for x
    x = 26,230,382,987.32/228,350.28
  6. Step 6: Final answer
    x = 114,869.07

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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.