Home / 228,239.62-342,506.30-123,131.14

Finding the Fourth Proportional to 228,239.62, 342,506.30 and 123,131.14

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Solution

The fourth proportional to 228,239.62, 342,506.30 and 123,131.14 is: 184,775.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,239.62 : 342,506.30 = 123,131.14 : x
  2. Step 2: Convert to fraction form
    228,239.62/342,506.30 = 123,131.14/x
  3. Step 3: Cross multiply
    228,239.62x = 342,506.30 × 123,131.14
  4. Step 4: Simplify right side
    228,239.62x = 42,173,191,176.18
  5. Step 5: Solve for x
    x = 42,173,191,176.18/228,239.62
  6. Step 6: Final answer
    x = 184,775.94

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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.