Home / 130,260.59-195,392.39-45,961.56

Finding the Fourth Proportional to 130,260.59, 195,392.39 and 45,961.56

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Solution

The fourth proportional to 130,260.59, 195,392.39 and 45,961.56 is: 68,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,260.59 : 195,392.39 = 45,961.56 : x
  2. Step 2: Convert to fraction form
    130,260.59/195,392.39 = 45,961.56/x
  3. Step 3: Cross multiply
    130,260.59x = 195,392.39 × 45,961.56
  4. Step 4: Simplify right side
    130,260.59x = 8,980,538,826.72
  5. Step 5: Solve for x
    x = 8,980,538,826.72/130,260.59
  6. Step 6: Final answer
    x = 68,942.87

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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.