Home / 131,323.50-196,968.78-36,560.70

Finding the Fourth Proportional to 131,323.50, 196,968.78 and 36,560.70

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Solution

The fourth proportional to 131,323.50, 196,968.78 and 36,560.70 is: 54,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,323.50 : 196,968.78 = 36,560.70 : x
  2. Step 2: Convert to fraction form
    131,323.50/196,968.78 = 36,560.70/x
  3. Step 3: Cross multiply
    131,323.50x = 196,968.78 × 36,560.70
  4. Step 4: Simplify right side
    131,323.50x = 7,201,316,474.95
  5. Step 5: Solve for x
    x = 7,201,316,474.95/131,323.50
  6. Step 6: Final answer
    x = 54,836.46

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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.