Home / 230,249.44-317,656.89-139,572.34

Finding the Fourth Proportional to 230,249.44, 317,656.89 and 139,572.34

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Solution

The fourth proportional to 230,249.44, 317,656.89 and 139,572.34 is: 192,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,249.44 : 317,656.89 = 139,572.34 : x
  2. Step 2: Convert to fraction form
    230,249.44/317,656.89 = 139,572.34/x
  3. Step 3: Cross multiply
    230,249.44x = 317,656.89 × 139,572.34
  4. Step 4: Simplify right side
    230,249.44x = 44,336,115,454.42
  5. Step 5: Solve for x
    x = 44,336,115,454.42/230,249.44
  6. Step 6: Final answer
    x = 192,556.89

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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.