Home / 251,722.12-347,377.38-144,298.60

Finding the Fourth Proportional to 251,722.12, 347,377.38 and 144,298.60

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Solution

The fourth proportional to 251,722.12, 347,377.38 and 144,298.60 is: 199,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,722.12 : 347,377.38 = 144,298.60 : x
  2. Step 2: Convert to fraction form
    251,722.12/347,377.38 = 144,298.60/x
  3. Step 3: Cross multiply
    251,722.12x = 347,377.38 × 144,298.60
  4. Step 4: Simplify right side
    251,722.12x = 50,126,069,605.67
  5. Step 5: Solve for x
    x = 50,126,069,605.67/251,722.12
  6. Step 6: Final answer
    x = 199,132.56

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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.