Home / 164,486.43-226,780.16-134,909.28

Finding the Fourth Proportional to 164,486.43, 226,780.16 and 134,909.28

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Solution

The fourth proportional to 164,486.43, 226,780.16 and 134,909.28 is: 186,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,486.43 : 226,780.16 = 134,909.28 : x
  2. Step 2: Convert to fraction form
    164,486.43/226,780.16 = 134,909.28/x
  3. Step 3: Cross multiply
    164,486.43x = 226,780.16 × 134,909.28
  4. Step 4: Simplify right side
    164,486.43x = 30,594,747,429.34
  5. Step 5: Solve for x
    x = 30,594,747,429.34/164,486.43
  6. Step 6: Final answer
    x = 186,001.65

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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.