Home / 131,383.08-197,222.04-52,552.26

Finding the Fourth Proportional to 131,383.08, 197,222.04 and 52,552.26

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Solution

The fourth proportional to 131,383.08, 197,222.04 and 52,552.26 is: 78,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,383.08 : 197,222.04 = 52,552.26 : x
  2. Step 2: Convert to fraction form
    131,383.08/197,222.04 = 52,552.26/x
  3. Step 3: Cross multiply
    131,383.08x = 197,222.04 × 52,552.26
  4. Step 4: Simplify right side
    131,383.08x = 10,364,463,923.81
  5. Step 5: Solve for x
    x = 10,364,463,923.81/131,383.08
  6. Step 6: Final answer
    x = 78,887.36

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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.