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Finding the Fourth Proportional to 226,859.58, 313,070.22 and 123,496.76

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Solution

The fourth proportional to 226,859.58, 313,070.22 and 123,496.76 is: 170,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,859.58 : 313,070.22 = 123,496.76 : x
  2. Step 2: Convert to fraction form
    226,859.58/313,070.22 = 123,496.76/x
  3. Step 3: Cross multiply
    226,859.58x = 313,070.22 × 123,496.76
  4. Step 4: Simplify right side
    226,859.58x = 38,663,159,068.28
  5. Step 5: Solve for x
    x = 38,663,159,068.28/226,859.58
  6. Step 6: Final answer
    x = 170,427.71

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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.