Home / 164,037.20-226,365.75-100,374.98

Finding the Fourth Proportional to 164,037.20, 226,365.75 and 100,374.98

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Solution

The fourth proportional to 164,037.20, 226,365.75 and 100,374.98 is: 138,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,037.20 : 226,365.75 = 100,374.98 : x
  2. Step 2: Convert to fraction form
    164,037.20/226,365.75 = 100,374.98/x
  3. Step 3: Cross multiply
    164,037.20x = 226,365.75 × 100,374.98
  4. Step 4: Simplify right side
    164,037.20x = 22,721,456,497.11
  5. Step 5: Solve for x
    x = 22,721,456,497.11/164,037.20
  6. Step 6: Final answer
    x = 138,514.05

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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.