Home / 251,524.46-347,102.09-142,649.52

Finding the Fourth Proportional to 251,524.46, 347,102.09 and 142,649.52

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Solution

The fourth proportional to 251,524.46, 347,102.09 and 142,649.52 is: 196,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,524.46 : 347,102.09 = 142,649.52 : x
  2. Step 2: Convert to fraction form
    251,524.46/347,102.09 = 142,649.52/x
  3. Step 3: Cross multiply
    251,524.46x = 347,102.09 × 142,649.52
  4. Step 4: Simplify right side
    251,524.46x = 49,513,946,529.50
  5. Step 5: Solve for x
    x = 49,513,946,529.50/251,524.46
  6. Step 6: Final answer
    x = 196,855.40

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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.