Home / 131,135.52-196,320.54-97,550.49

Finding the Fourth Proportional to 131,135.52, 196,320.54 and 97,550.49

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Solution

The fourth proportional to 131,135.52, 196,320.54 and 97,550.49 is: 146,041.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,135.52 : 196,320.54 = 97,550.49 : x
  2. Step 2: Convert to fraction form
    131,135.52/196,320.54 = 97,550.49/x
  3. Step 3: Cross multiply
    131,135.52x = 196,320.54 × 97,550.49
  4. Step 4: Simplify right side
    131,135.52x = 19,151,164,874.06
  5. Step 5: Solve for x
    x = 19,151,164,874.06/131,135.52
  6. Step 6: Final answer
    x = 146,041.02

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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.