Home / 272,082.33-408,261.74-122,292.45

Finding the Fourth Proportional to 272,082.33, 408,261.74 and 122,292.45

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Solution

The fourth proportional to 272,082.33, 408,261.74 and 122,292.45 is: 183,500.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,082.33 : 408,261.74 = 122,292.45 : x
  2. Step 2: Convert to fraction form
    272,082.33/408,261.74 = 122,292.45/x
  3. Step 3: Cross multiply
    272,082.33x = 408,261.74 × 122,292.45
  4. Step 4: Simplify right side
    272,082.33x = 49,927,327,814.40
  5. Step 5: Solve for x
    x = 49,927,327,814.40/272,082.33
  6. Step 6: Final answer
    x = 183,500.81

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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.