Home / 146,810.70-220,216.05-136,313.10

Finding the Fourth Proportional to 146,810.70, 220,216.05 and 136,313.10

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Solution

The fourth proportional to 146,810.70, 220,216.05 and 136,313.10 is: 204,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,810.70 : 220,216.05 = 136,313.10 : x
  2. Step 2: Convert to fraction form
    146,810.70/220,216.05 = 136,313.10/x
  3. Step 3: Cross multiply
    146,810.70x = 220,216.05 × 136,313.10
  4. Step 4: Simplify right side
    146,810.70x = 30,018,332,445.26
  5. Step 5: Solve for x
    x = 30,018,332,445.26/146,810.70
  6. Step 6: Final answer
    x = 204,469.65

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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.