Home / 146,374.56-201,997.62-79,306.56

Finding the Fourth Proportional to 146,374.56, 201,997.62 and 79,306.56

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Solution

The fourth proportional to 146,374.56, 201,997.62 and 79,306.56 is: 109,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,374.56 : 201,997.62 = 79,306.56 : x
  2. Step 2: Convert to fraction form
    146,374.56/201,997.62 = 79,306.56/x
  3. Step 3: Cross multiply
    146,374.56x = 201,997.62 × 79,306.56
  4. Step 4: Simplify right side
    146,374.56x = 16,019,736,370.39
  5. Step 5: Solve for x
    x = 16,019,736,370.39/146,374.56
  6. Step 6: Final answer
    x = 109,443.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.