Home / 131,391.43-197,100.08-35,327.45

Finding the Fourth Proportional to 131,391.43, 197,100.08 and 35,327.45

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Solution

The fourth proportional to 131,391.43, 197,100.08 and 35,327.45 is: 52,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,391.43 : 197,100.08 = 35,327.45 : x
  2. Step 2: Convert to fraction form
    131,391.43/197,100.08 = 35,327.45/x
  3. Step 3: Cross multiply
    131,391.43x = 197,100.08 × 35,327.45
  4. Step 4: Simplify right side
    131,391.43x = 6,963,043,221.20
  5. Step 5: Solve for x
    x = 6,963,043,221.20/131,391.43
  6. Step 6: Final answer
    x = 52,994.65

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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.