Home / 248,066.28-342,342.18-140,635.44

Finding the Fourth Proportional to 248,066.28, 342,342.18 and 140,635.44

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Solution

The fourth proportional to 248,066.28, 342,342.18 and 140,635.44 is: 194,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,066.28 : 342,342.18 = 140,635.44 : x
  2. Step 2: Convert to fraction form
    248,066.28/342,342.18 = 140,635.44/x
  3. Step 3: Cross multiply
    248,066.28x = 342,342.18 × 140,635.44
  4. Step 4: Simplify right side
    248,066.28x = 48,145,443,114.86
  5. Step 5: Solve for x
    x = 48,145,443,114.86/248,066.28
  6. Step 6: Final answer
    x = 194,082.98

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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.