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Finding the Fourth Proportional to 167,040, 230,622.72 and 149,104.32

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Solution

The fourth proportional to 167,040, 230,622.72 and 149,104.32 is: 205,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,040 : 230,622.72 = 149,104.32 : x
  2. Step 2: Convert to fraction form
    167,040/230,622.72 = 149,104.32/x
  3. Step 3: Cross multiply
    167,040x = 230,622.72 × 149,104.32
  4. Step 4: Simplify right side
    167,040x = 34,386,843,842.15
  5. Step 5: Solve for x
    x = 34,386,843,842.15/167,040
  6. Step 6: Final answer
    x = 205,859.94

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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.