Home / 251,962.05-347,695.42-143,052.10

Finding the Fourth Proportional to 251,962.05, 347,695.42 and 143,052.10

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Solution

The fourth proportional to 251,962.05, 347,695.42 and 143,052.10 is: 197,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,962.05 : 347,695.42 = 143,052.10 : x
  2. Step 2: Convert to fraction form
    251,962.05/347,695.42 = 143,052.10/x
  3. Step 3: Cross multiply
    251,962.05x = 347,695.42 × 143,052.10
  4. Step 4: Simplify right side
    251,962.05x = 49,738,559,991.38
  5. Step 5: Solve for x
    x = 49,738,559,991.38/251,962.05
  6. Step 6: Final answer
    x = 197,404.97

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1.5x scale

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.