Home / 251,892.32-347,624.26-143,004.29

Finding the Fourth Proportional to 251,892.32, 347,624.26 and 143,004.29

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Solution

The fourth proportional to 251,892.32, 347,624.26 and 143,004.29 is: 197,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,892.32 : 347,624.26 = 143,004.29 : x
  2. Step 2: Convert to fraction form
    251,892.32/347,624.26 = 143,004.29/x
  3. Step 3: Cross multiply
    251,892.32x = 347,624.26 × 143,004.29
  4. Step 4: Simplify right side
    251,892.32x = 49,711,758,392.44
  5. Step 5: Solve for x
    x = 49,711,758,392.44/251,892.32
  6. Step 6: Final answer
    x = 197,353.22

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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.