Home / 146,725.70-220,088.55-136,811.30

Finding the Fourth Proportional to 146,725.70, 220,088.55 and 136,811.30

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Solution

The fourth proportional to 146,725.70, 220,088.55 and 136,811.30 is: 205,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,725.70 : 220,088.55 = 136,811.30 : x
  2. Step 2: Convert to fraction form
    146,725.70/220,088.55 = 136,811.30/x
  3. Step 3: Cross multiply
    146,725.70x = 220,088.55 × 136,811.30
  4. Step 4: Simplify right side
    146,725.70x = 30,110,600,640.62
  5. Step 5: Solve for x
    x = 30,110,600,640.62/146,725.70
  6. Step 6: Final answer
    x = 205,216.95

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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.