Home / 254,869.22-351,741.91-140,168.05

Finding the Fourth Proportional to 254,869.22, 351,741.91 and 140,168.05

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Solution

The fourth proportional to 254,869.22, 351,741.91 and 140,168.05 is: 193,444.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,869.22 : 351,741.91 = 140,168.05 : x
  2. Step 2: Convert to fraction form
    254,869.22/351,741.91 = 140,168.05/x
  3. Step 3: Cross multiply
    254,869.22x = 351,741.91 × 140,168.05
  4. Step 4: Simplify right side
    254,869.22x = 49,302,978,639.56
  5. Step 5: Solve for x
    x = 49,302,978,639.56/254,869.22
  6. Step 6: Final answer
    x = 193,444.23

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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.