Home / 167,344.48-230,838.96-100,237.60

Finding the Fourth Proportional to 167,344.48, 230,838.96 and 100,237.60

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Solution

The fourth proportional to 167,344.48, 230,838.96 and 100,237.60 is: 138,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,344.48 : 230,838.96 = 100,237.60 : x
  2. Step 2: Convert to fraction form
    167,344.48/230,838.96 = 100,237.60/x
  3. Step 3: Cross multiply
    167,344.48x = 230,838.96 × 100,237.60
  4. Step 4: Simplify right side
    167,344.48x = 23,138,743,336.90
  5. Step 5: Solve for x
    x = 23,138,743,336.90/167,344.48
  6. Step 6: Final answer
    x = 138,270.13

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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.