Home / 164,291.22-226,721.97-88,839.72

Finding the Fourth Proportional to 164,291.22, 226,721.97 and 88,839.72

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Solution

The fourth proportional to 164,291.22, 226,721.97 and 88,839.72 is: 122,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,291.22 : 226,721.97 = 88,839.72 : x
  2. Step 2: Convert to fraction form
    164,291.22/226,721.97 = 88,839.72/x
  3. Step 3: Cross multiply
    164,291.22x = 226,721.97 × 88,839.72
  4. Step 4: Simplify right side
    164,291.22x = 20,141,916,332.65
  5. Step 5: Solve for x
    x = 20,141,916,332.65/164,291.22
  6. Step 6: Final answer
    x = 122,598.86

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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.