Home / 217,169.10-325,551.96-84,136.32

Finding the Fourth Proportional to 217,169.10, 325,551.96 and 84,136.32

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Solution

The fourth proportional to 217,169.10, 325,551.96 and 84,136.32 is: 126,126.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,169.10 : 325,551.96 = 84,136.32 : x
  2. Step 2: Convert to fraction form
    217,169.10/325,551.96 = 84,136.32/x
  3. Step 3: Cross multiply
    217,169.10x = 325,551.96 × 84,136.32
  4. Step 4: Simplify right side
    217,169.10x = 27,390,743,883.19
  5. Step 5: Solve for x
    x = 27,390,743,883.19/217,169.10
  6. Step 6: Final answer
    x = 126,126.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.