Home / 232,244.80-320,430.24-136,705.60

Finding the Fourth Proportional to 232,244.80, 320,430.24 and 136,705.60

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Solution

The fourth proportional to 232,244.80, 320,430.24 and 136,705.60 is: 188,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,244.80 : 320,430.24 = 136,705.60 : x
  2. Step 2: Convert to fraction form
    232,244.80/320,430.24 = 136,705.60/x
  3. Step 3: Cross multiply
    232,244.80x = 320,430.24 × 136,705.60
  4. Step 4: Simplify right side
    232,244.80x = 43,804,608,217.34
  5. Step 5: Solve for x
    x = 43,804,608,217.34/232,244.80
  6. Step 6: Final answer
    x = 188,613.95

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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.