Home / 217,029.15-325,543.73-133,048.35

Finding the Fourth Proportional to 217,029.15, 325,543.73 and 133,048.35

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Solution

The fourth proportional to 217,029.15, 325,543.73 and 133,048.35 is: 199,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,029.15 : 325,543.73 = 133,048.35 : x
  2. Step 2: Convert to fraction form
    217,029.15/325,543.73 = 133,048.35/x
  3. Step 3: Cross multiply
    217,029.15x = 325,543.73 × 133,048.35
  4. Step 4: Simplify right side
    217,029.15x = 43,313,056,129.35
  5. Step 5: Solve for x
    x = 43,313,056,129.35/217,029.15
  6. Step 6: Final answer
    x = 199,572.53

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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.