Home / 313,084.26-432,057.10-169,844.30

Finding the Fourth Proportional to 313,084.26, 432,057.10 and 169,844.30

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Solution

The fourth proportional to 313,084.26, 432,057.10 and 169,844.30 is: 234,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,084.26 : 432,057.10 = 169,844.30 : x
  2. Step 2: Convert to fraction form
    313,084.26/432,057.10 = 169,844.30/x
  3. Step 3: Cross multiply
    313,084.26x = 432,057.10 × 169,844.30
  4. Step 4: Simplify right side
    313,084.26x = 73,382,435,709.53
  5. Step 5: Solve for x
    x = 73,382,435,709.53/313,084.26
  6. Step 6: Final answer
    x = 234,385.58

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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.