Home / 146,362.21-218,306.66-141,932.32

Finding the Fourth Proportional to 146,362.21, 218,306.66 and 141,932.32

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Solution

The fourth proportional to 146,362.21, 218,306.66 and 141,932.32 is: 211,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,362.21 : 218,306.66 = 141,932.32 : x
  2. Step 2: Convert to fraction form
    146,362.21/218,306.66 = 141,932.32/x
  3. Step 3: Cross multiply
    146,362.21x = 218,306.66 × 141,932.32
  4. Step 4: Simplify right side
    146,362.21x = 30,984,769,469.82
  5. Step 5: Solve for x
    x = 30,984,769,469.82/146,362.21
  6. Step 6: Final answer
    x = 211,699.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.