Home / 146,742.42-220,005.90-46,845.12

Finding the Fourth Proportional to 146,742.42, 220,005.90 and 46,845.12

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Solution

The fourth proportional to 146,742.42, 220,005.90 and 46,845.12 is: 70,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,742.42 : 220,005.90 = 46,845.12 : x
  2. Step 2: Convert to fraction form
    146,742.42/220,005.90 = 46,845.12/x
  3. Step 3: Cross multiply
    146,742.42x = 220,005.90 × 46,845.12
  4. Step 4: Simplify right side
    146,742.42x = 10,306,202,786.21
  5. Step 5: Solve for x
    x = 10,306,202,786.21/146,742.42
  6. Step 6: Final answer
    x = 70,233.29

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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.