Home / 248,468.81-342,796.89-140,976.58

Finding the Fourth Proportional to 248,468.81, 342,796.89 and 140,976.58

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Solution

The fourth proportional to 248,468.81, 342,796.89 and 140,976.58 is: 194,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,468.81 : 342,796.89 = 140,976.58 : x
  2. Step 2: Convert to fraction form
    248,468.81/342,796.89 = 140,976.58/x
  3. Step 3: Cross multiply
    248,468.81x = 342,796.89 × 140,976.58
  4. Step 4: Simplify right side
    248,468.81x = 48,326,332,329.84
  5. Step 5: Solve for x
    x = 48,326,332,329.84/248,468.81
  6. Step 6: Final answer
    x = 194,496.58

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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.