Home / 236,440.80-325,998-146,861.28

Finding the Fourth Proportional to 236,440.80, 325,998 and 146,861.28

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Solution

The fourth proportional to 236,440.80, 325,998 and 146,861.28 is: 202,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,440.80 : 325,998 = 146,861.28 : x
  2. Step 2: Convert to fraction form
    236,440.80/325,998 = 146,861.28/x
  3. Step 3: Cross multiply
    236,440.80x = 325,998 × 146,861.28
  4. Step 4: Simplify right side
    236,440.80x = 47,876,483,557.44
  5. Step 5: Solve for x
    x = 47,876,483,557.44/236,440.80
  6. Step 6: Final answer
    x = 202,488.25

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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.