Home / 232,029.64-320,221.06-135,228.40

Finding the Fourth Proportional to 232,029.64, 320,221.06 and 135,228.40

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Solution

The fourth proportional to 232,029.64, 320,221.06 and 135,228.40 is: 186,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,029.64 : 320,221.06 = 135,228.40 : x
  2. Step 2: Convert to fraction form
    232,029.64/320,221.06 = 135,228.40/x
  3. Step 3: Cross multiply
    232,029.64x = 320,221.06 × 135,228.40
  4. Step 4: Simplify right side
    232,029.64x = 43,302,981,590.10
  5. Step 5: Solve for x
    x = 43,302,981,590.10/232,029.64
  6. Step 6: Final answer
    x = 186,626.94

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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.