Home / 167,545.52-230,997.24-137,219.12

Finding the Fourth Proportional to 167,545.52, 230,997.24 and 137,219.12

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Solution

The fourth proportional to 167,545.52, 230,997.24 and 137,219.12 is: 189,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,545.52 : 230,997.24 = 137,219.12 : x
  2. Step 2: Convert to fraction form
    167,545.52/230,997.24 = 137,219.12/x
  3. Step 3: Cross multiply
    167,545.52x = 230,997.24 × 137,219.12
  4. Step 4: Simplify right side
    167,545.52x = 31,697,237,995.23
  5. Step 5: Solve for x
    x = 31,697,237,995.23/167,545.52
  6. Step 6: Final answer
    x = 189,185.83

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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.