Home / 263,727.54-363,943.83-142,869.24

Finding the Fourth Proportional to 263,727.54, 363,943.83 and 142,869.24

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Solution

The fourth proportional to 263,727.54, 363,943.83 and 142,869.24 is: 197,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,727.54 : 363,943.83 = 142,869.24 : x
  2. Step 2: Convert to fraction form
    263,727.54/363,943.83 = 142,869.24/x
  3. Step 3: Cross multiply
    263,727.54x = 363,943.83 × 142,869.24
  4. Step 4: Simplify right side
    263,727.54x = 51,996,378,394.79
  5. Step 5: Solve for x
    x = 51,996,378,394.79/263,727.54
  6. Step 6: Final answer
    x = 197,159.46

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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.