Home / 248,086.04-342,351.42-140,665.88

Finding the Fourth Proportional to 248,086.04, 342,351.42 and 140,665.88

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Solution

The fourth proportional to 248,086.04, 342,351.42 and 140,665.88 is: 194,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,086.04 : 342,351.42 = 140,665.88 : x
  2. Step 2: Convert to fraction form
    248,086.04/342,351.42 = 140,665.88/x
  3. Step 3: Cross multiply
    248,086.04x = 342,351.42 × 140,665.88
  4. Step 4: Simplify right side
    248,086.04x = 48,157,163,763.55
  5. Step 5: Solve for x
    x = 48,157,163,763.55/248,086.04
  6. Step 6: Final answer
    x = 194,114.77

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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.