Home / 217,997.12-326,992.43-60,222.08

Finding the Fourth Proportional to 217,997.12, 326,992.43 and 60,222.08

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Solution

The fourth proportional to 217,997.12, 326,992.43 and 60,222.08 is: 90,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,997.12 : 326,992.43 = 60,222.08 : x
  2. Step 2: Convert to fraction form
    217,997.12/326,992.43 = 60,222.08/x
  3. Step 3: Cross multiply
    217,997.12x = 326,992.43 × 60,222.08
  4. Step 4: Simplify right side
    217,997.12x = 19,692,162,794.45
  5. Step 5: Solve for x
    x = 19,692,162,794.45/217,997.12
  6. Step 6: Final answer
    x = 90,332.22

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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.