Home / 146,679.32-220,130.42-107,337.96

Finding the Fourth Proportional to 146,679.32, 220,130.42 and 107,337.96

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Solution

The fourth proportional to 146,679.32, 220,130.42 and 107,337.96 is: 161,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,679.32 : 220,130.42 = 107,337.96 : x
  2. Step 2: Convert to fraction form
    146,679.32/220,130.42 = 107,337.96/x
  3. Step 3: Cross multiply
    146,679.32x = 220,130.42 × 107,337.96
  4. Step 4: Simplify right side
    146,679.32x = 23,628,350,216.74
  5. Step 5: Solve for x
    x = 23,628,350,216.74/146,679.32
  6. Step 6: Final answer
    x = 161,088.49

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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.