Home / 253,464.72-349,777.08-140,285.04

Finding the Fourth Proportional to 253,464.72, 349,777.08 and 140,285.04

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Solution

The fourth proportional to 253,464.72, 349,777.08 and 140,285.04 is: 193,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,464.72 : 349,777.08 = 140,285.04 : x
  2. Step 2: Convert to fraction form
    253,464.72/349,777.08 = 140,285.04/x
  3. Step 3: Cross multiply
    253,464.72x = 349,777.08 × 140,285.04
  4. Step 4: Simplify right side
    253,464.72x = 49,068,491,658.88
  5. Step 5: Solve for x
    x = 49,068,491,658.88/253,464.72
  6. Step 6: Final answer
    x = 193,591.01

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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.