Home / 133,977.06-201,767.90-122,019.66

Finding the Fourth Proportional to 133,977.06, 201,767.90 and 122,019.66

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Solution

The fourth proportional to 133,977.06, 201,767.90 and 122,019.66 is: 183,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,977.06 : 201,767.90 = 122,019.66 : x
  2. Step 2: Convert to fraction form
    133,977.06/201,767.90 = 122,019.66/x
  3. Step 3: Cross multiply
    133,977.06x = 201,767.90 × 122,019.66
  4. Step 4: Simplify right side
    133,977.06x = 24,619,649,946.82
  5. Step 5: Solve for x
    x = 24,619,649,946.82/133,977.06
  6. Step 6: Final answer
    x = 183,760.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.