Home / 228,621.06-342,876.44-95,429.12

Finding the Fourth Proportional to 228,621.06, 342,876.44 and 95,429.12

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Solution

The fourth proportional to 228,621.06, 342,876.44 and 95,429.12 is: 143,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,621.06 : 342,876.44 = 95,429.12 : x
  2. Step 2: Convert to fraction form
    228,621.06/342,876.44 = 95,429.12/x
  3. Step 3: Cross multiply
    228,621.06x = 342,876.44 × 95,429.12
  4. Step 4: Simplify right side
    228,621.06x = 32,720,395,462.12
  5. Step 5: Solve for x
    x = 32,720,395,462.12/228,621.06
  6. Step 6: Final answer
    x = 143,120.65

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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.