Home / 263,488.17-363,614.90-142,629.53

Finding the Fourth Proportional to 263,488.17, 363,614.90 and 142,629.53

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Solution

The fourth proportional to 263,488.17, 363,614.90 and 142,629.53 is: 196,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,488.17 : 363,614.90 = 142,629.53 : x
  2. Step 2: Convert to fraction form
    263,488.17/363,614.90 = 142,629.53/x
  3. Step 3: Cross multiply
    263,488.17x = 363,614.90 × 142,629.53
  4. Step 4: Simplify right side
    263,488.17x = 51,862,222,288.00
  5. Step 5: Solve for x
    x = 51,862,222,288.00/263,488.17
  6. Step 6: Final answer
    x = 196,829.41

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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.