Home / 146,001.12-201,479.52-82,359.36

Finding the Fourth Proportional to 146,001.12, 201,479.52 and 82,359.36

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Solution

The fourth proportional to 146,001.12, 201,479.52 and 82,359.36 is: 113,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,001.12 : 201,479.52 = 82,359.36 : x
  2. Step 2: Convert to fraction form
    146,001.12/201,479.52 = 82,359.36/x
  3. Step 3: Cross multiply
    146,001.12x = 201,479.52 × 82,359.36
  4. Step 4: Simplify right side
    146,001.12x = 16,593,724,320.31
  5. Step 5: Solve for x
    x = 16,593,724,320.31/146,001.12
  6. Step 6: Final answer
    x = 113,654.77

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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.