Home / 226,578.48-312,681.90-124,608.38

Finding the Fourth Proportional to 226,578.48, 312,681.90 and 124,608.38

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Solution

The fourth proportional to 226,578.48, 312,681.90 and 124,608.38 is: 171,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,578.48 : 312,681.90 = 124,608.38 : x
  2. Step 2: Convert to fraction form
    226,578.48/312,681.90 = 124,608.38/x
  3. Step 3: Cross multiply
    226,578.48x = 312,681.90 × 124,608.38
  4. Step 4: Simplify right side
    226,578.48x = 38,962,785,014.32
  5. Step 5: Solve for x
    x = 38,962,785,014.32/226,578.48
  6. Step 6: Final answer
    x = 171,961.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.