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Finding the Fourth Proportional to 219,992.24, 303,587.52 and 119,390.24

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Solution

The fourth proportional to 219,992.24, 303,587.52 and 119,390.24 is: 164,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,992.24 : 303,587.52 = 119,390.24 : x
  2. Step 2: Convert to fraction form
    219,992.24/303,587.52 = 119,390.24/x
  3. Step 3: Cross multiply
    219,992.24x = 303,587.52 × 119,390.24
  4. Step 4: Simplify right side
    219,992.24x = 36,245,386,873.80
  5. Step 5: Solve for x
    x = 36,245,386,873.80/219,992.24
  6. Step 6: Final answer
    x = 164,757.57

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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.