Home / 164,344.89-226,590.39-137,160.06

Finding the Fourth Proportional to 164,344.89, 226,590.39 and 137,160.06

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Solution

The fourth proportional to 164,344.89, 226,590.39 and 137,160.06 is: 189,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,344.89 : 226,590.39 = 137,160.06 : x
  2. Step 2: Convert to fraction form
    164,344.89/226,590.39 = 137,160.06/x
  3. Step 3: Cross multiply
    164,344.89x = 226,590.39 × 137,160.06
  4. Step 4: Simplify right side
    164,344.89x = 31,079,151,487.82
  5. Step 5: Solve for x
    x = 31,079,151,487.82/164,344.89
  6. Step 6: Final answer
    x = 189,109.33

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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.