Home / 164,919.66-227,448.63-126,771.54

Finding the Fourth Proportional to 164,919.66, 227,448.63 and 126,771.54

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Solution

The fourth proportional to 164,919.66, 227,448.63 and 126,771.54 is: 174,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,919.66 : 227,448.63 = 126,771.54 : x
  2. Step 2: Convert to fraction form
    164,919.66/227,448.63 = 126,771.54/x
  3. Step 3: Cross multiply
    164,919.66x = 227,448.63 × 126,771.54
  4. Step 4: Simplify right side
    164,919.66x = 28,834,013,095.99
  5. Step 5: Solve for x
    x = 28,834,013,095.99/164,919.66
  6. Step 6: Final answer
    x = 174,836.72

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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.