Home / 263,288.83-363,337.48-142,429.82

Finding the Fourth Proportional to 263,288.83, 363,337.48 and 142,429.82

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Solution

The fourth proportional to 263,288.83, 363,337.48 and 142,429.82 is: 196,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,288.83 : 363,337.48 = 142,429.82 : x
  2. Step 2: Convert to fraction form
    263,288.83/363,337.48 = 142,429.82/x
  3. Step 3: Cross multiply
    263,288.83x = 363,337.48 × 142,429.82
  4. Step 4: Simplify right side
    263,288.83x = 51,750,090,237.00
  5. Step 5: Solve for x
    x = 51,750,090,237.00/263,288.83
  6. Step 6: Final answer
    x = 196,552.55

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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.