Home / 212,027.92-292,361.02-198,575.82

Finding the Fourth Proportional to 212,027.92, 292,361.02 and 198,575.82

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Solution

The fourth proportional to 212,027.92, 292,361.02 and 198,575.82 is: 273,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,027.92 : 292,361.02 = 198,575.82 : x
  2. Step 2: Convert to fraction form
    212,027.92/292,361.02 = 198,575.82/x
  3. Step 3: Cross multiply
    212,027.92x = 292,361.02 × 198,575.82
  4. Step 4: Simplify right side
    212,027.92x = 58,055,828,786.10
  5. Step 5: Solve for x
    x = 58,055,828,786.10/212,027.92
  6. Step 6: Final answer
    x = 273,812.19

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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.