Home / 164,857.21-227,498.07-91,272.92

Finding the Fourth Proportional to 164,857.21, 227,498.07 and 91,272.92

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Solution

The fourth proportional to 164,857.21, 227,498.07 and 91,272.92 is: 125,953.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,857.21 : 227,498.07 = 91,272.92 : x
  2. Step 2: Convert to fraction form
    164,857.21/227,498.07 = 91,272.92/x
  3. Step 3: Cross multiply
    164,857.21x = 227,498.07 × 91,272.92
  4. Step 4: Simplify right side
    164,857.21x = 20,764,413,143.26
  5. Step 5: Solve for x
    x = 20,764,413,143.26/164,857.21
  6. Step 6: Final answer
    x = 125,953.93

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1.5x scale

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.