Home / 208,723.60-313,258.20-96,576.40

Finding the Fourth Proportional to 208,723.60, 313,258.20 and 96,576.40

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Solution

The fourth proportional to 208,723.60, 313,258.20 and 96,576.40 is: 144,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,723.60 : 313,258.20 = 96,576.40 : x
  2. Step 2: Convert to fraction form
    208,723.60/313,258.20 = 96,576.40/x
  3. Step 3: Cross multiply
    208,723.60x = 313,258.20 × 96,576.40
  4. Step 4: Simplify right side
    208,723.60x = 30,253,349,226.48
  5. Step 5: Solve for x
    x = 30,253,349,226.48/208,723.60
  6. Step 6: Final answer
    x = 144,944.55

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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.