Home / 146,152.62-201,681.09-82,481.76

Finding the Fourth Proportional to 146,152.62, 201,681.09 and 82,481.76

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Solution

The fourth proportional to 146,152.62, 201,681.09 and 82,481.76 is: 113,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,152.62 : 201,681.09 = 82,481.76 : x
  2. Step 2: Convert to fraction form
    146,152.62/201,681.09 = 82,481.76/x
  3. Step 3: Cross multiply
    146,152.62x = 201,681.09 × 82,481.76
  4. Step 4: Simplify right side
    146,152.62x = 16,635,011,261.92
  5. Step 5: Solve for x
    x = 16,635,011,261.92/146,152.62
  6. Step 6: Final answer
    x = 113,819.45

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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.