Home / 251,626.61-347,254.28-144,217.37

Finding the Fourth Proportional to 251,626.61, 347,254.28 and 144,217.37

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Solution

The fourth proportional to 251,626.61, 347,254.28 and 144,217.37 is: 199,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,626.61 : 347,254.28 = 144,217.37 : x
  2. Step 2: Convert to fraction form
    251,626.61/347,254.28 = 144,217.37/x
  3. Step 3: Cross multiply
    251,626.61x = 347,254.28 × 144,217.37
  4. Step 4: Simplify right side
    251,626.61x = 50,080,100,211.52
  5. Step 5: Solve for x
    x = 50,080,100,211.52/251,626.61
  6. Step 6: Final answer
    x = 199,025.45

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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.