Home / 131,382.54-197,221.50-52,552.26

Finding the Fourth Proportional to 131,382.54, 197,221.50 and 52,552.26

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Solution

The fourth proportional to 131,382.54, 197,221.50 and 52,552.26 is: 78,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,382.54 : 197,221.50 = 52,552.26 : x
  2. Step 2: Convert to fraction form
    131,382.54/197,221.50 = 52,552.26/x
  3. Step 3: Cross multiply
    131,382.54x = 197,221.50 × 52,552.26
  4. Step 4: Simplify right side
    131,382.54x = 10,364,435,545.59
  5. Step 5: Solve for x
    x = 10,364,435,545.59/131,382.54
  6. Step 6: Final answer
    x = 78,887.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.