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Finding the Fourth Proportional to 146,595.40, 220,022.70 and 125,600.20

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Solution

The fourth proportional to 146,595.40, 220,022.70 and 125,600.20 is: 188,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,595.40 : 220,022.70 = 125,600.20 : x
  2. Step 2: Convert to fraction form
    146,595.40/220,022.70 = 125,600.20/x
  3. Step 3: Cross multiply
    146,595.40x = 220,022.70 × 125,600.20
  4. Step 4: Simplify right side
    146,595.40x = 27,634,895,124.54
  5. Step 5: Solve for x
    x = 27,634,895,124.54/146,595.40
  6. Step 6: Final answer
    x = 188,511.34

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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.