Home / 263,439.06-363,542.76-142,577.46

Finding the Fourth Proportional to 263,439.06, 363,542.76 and 142,577.46

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Solution

The fourth proportional to 263,439.06, 363,542.76 and 142,577.46 is: 196,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,439.06 : 363,542.76 = 142,577.46 : x
  2. Step 2: Convert to fraction form
    263,439.06/363,542.76 = 142,577.46/x
  3. Step 3: Cross multiply
    263,439.06x = 363,542.76 × 142,577.46
  4. Step 4: Simplify right side
    263,439.06x = 51,833,003,322.19
  5. Step 5: Solve for x
    x = 51,833,003,322.19/263,439.06
  6. Step 6: Final answer
    x = 196,755.19

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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.