Home / 146,239.40-201,814.04-82,577.65

Finding the Fourth Proportional to 146,239.40, 201,814.04 and 82,577.65

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Solution

The fourth proportional to 146,239.40, 201,814.04 and 82,577.65 is: 113,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,239.40 : 201,814.04 = 82,577.65 : x
  2. Step 2: Convert to fraction form
    146,239.40/201,814.04 = 82,577.65/x
  3. Step 3: Cross multiply
    146,239.40x = 201,814.04 × 82,577.65
  4. Step 4: Simplify right side
    146,239.40x = 16,665,329,160.21
  5. Step 5: Solve for x
    x = 16,665,329,160.21/146,239.40
  6. Step 6: Final answer
    x = 113,959.23

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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.