Home / 217,571.10-326,282.74-75,383.19

Finding the Fourth Proportional to 217,571.10, 326,282.74 and 75,383.19

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Solution

The fourth proportional to 217,571.10, 326,282.74 and 75,383.19 is: 113,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,571.10 : 326,282.74 = 75,383.19 : x
  2. Step 2: Convert to fraction form
    217,571.10/326,282.74 = 75,383.19/x
  3. Step 3: Cross multiply
    217,571.10x = 326,282.74 × 75,383.19
  4. Step 4: Simplify right side
    217,571.10x = 24,596,232,840.17
  5. Step 5: Solve for x
    x = 24,596,232,840.17/217,571.10
  6. Step 6: Final answer
    x = 113,049.17

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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.