Home / 248,359.85-342,727.07-140,923.47

Finding the Fourth Proportional to 248,359.85, 342,727.07 and 140,923.47

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Solution

The fourth proportional to 248,359.85, 342,727.07 and 140,923.47 is: 194,468.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,359.85 : 342,727.07 = 140,923.47 : x
  2. Step 2: Convert to fraction form
    248,359.85/342,727.07 = 140,923.47/x
  3. Step 3: Cross multiply
    248,359.85x = 342,727.07 × 140,923.47
  4. Step 4: Simplify right side
    248,359.85x = 48,298,287,967.33
  5. Step 5: Solve for x
    x = 48,298,287,967.33/248,359.85
  6. Step 6: Final answer
    x = 194,468.99

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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.