Home / 251,753.24-347,378.82-144,303.50

Finding the Fourth Proportional to 251,753.24, 347,378.82 and 144,303.50

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Solution

The fourth proportional to 251,753.24, 347,378.82 and 144,303.50 is: 199,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,753.24 : 347,378.82 = 144,303.50 : x
  2. Step 2: Convert to fraction form
    251,753.24/347,378.82 = 144,303.50/x
  3. Step 3: Cross multiply
    251,753.24x = 347,378.82 × 144,303.50
  4. Step 4: Simplify right side
    251,753.24x = 50,127,979,551.87
  5. Step 5: Solve for x
    x = 50,127,979,551.87/251,753.24
  6. Step 6: Final answer
    x = 199,115.53

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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.