Home / 217,085.22-299,577.61-132,202.29

Finding the Fourth Proportional to 217,085.22, 299,577.61 and 132,202.29

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Solution

The fourth proportional to 217,085.22, 299,577.61 and 132,202.29 is: 182,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,085.22 : 299,577.61 = 132,202.29 : x
  2. Step 2: Convert to fraction form
    217,085.22/299,577.61 = 132,202.29/x
  3. Step 3: Cross multiply
    217,085.22x = 299,577.61 × 132,202.29
  4. Step 4: Simplify right side
    217,085.22x = 39,604,844,092.07
  5. Step 5: Solve for x
    x = 39,604,844,092.07/217,085.22
  6. Step 6: Final answer
    x = 182,439.15

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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.