Home / 164,326.70-226,909.12-104,003.78

Finding the Fourth Proportional to 164,326.70, 226,909.12 and 104,003.78

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Solution

The fourth proportional to 164,326.70, 226,909.12 and 104,003.78 is: 143,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,326.70 : 226,909.12 = 104,003.78 : x
  2. Step 2: Convert to fraction form
    164,326.70/226,909.12 = 104,003.78/x
  3. Step 3: Cross multiply
    164,326.70x = 226,909.12 × 104,003.78
  4. Step 4: Simplify right side
    164,326.70x = 23,599,406,196.47
  5. Step 5: Solve for x
    x = 23,599,406,196.47/164,326.70
  6. Step 6: Final answer
    x = 143,612.73

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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.