Home / 146,992.39-220,488.16-40,376.45

Finding the Fourth Proportional to 146,992.39, 220,488.16 and 40,376.45

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Solution

The fourth proportional to 146,992.39, 220,488.16 and 40,376.45 is: 60,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,992.39 : 220,488.16 = 40,376.45 : x
  2. Step 2: Convert to fraction form
    146,992.39/220,488.16 = 40,376.45/x
  3. Step 3: Cross multiply
    146,992.39x = 220,488.16 × 40,376.45
  4. Step 4: Simplify right side
    146,992.39x = 8,902,529,443.44
  5. Step 5: Solve for x
    x = 8,902,529,443.44/146,992.39
  6. Step 6: Final answer
    x = 60,564.56

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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.