Home / 263,296.52-363,348.40-142,437.77

Finding the Fourth Proportional to 263,296.52, 363,348.40 and 142,437.77

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Solution

The fourth proportional to 263,296.52, 363,348.40 and 142,437.77 is: 196,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,296.52 : 363,348.40 = 142,437.77 : x
  2. Step 2: Convert to fraction form
    263,296.52/363,348.40 = 142,437.77/x
  3. Step 3: Cross multiply
    263,296.52x = 363,348.40 × 142,437.77
  4. Step 4: Simplify right side
    263,296.52x = 51,754,535,829.07
  5. Step 5: Solve for x
    x = 51,754,535,829.07/263,296.52
  6. Step 6: Final answer
    x = 196,563.69

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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.