Home / 234,245.88-323,224.56-142,317.36

Finding the Fourth Proportional to 234,245.88, 323,224.56 and 142,317.36

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Solution

The fourth proportional to 234,245.88, 323,224.56 and 142,317.36 is: 196,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,245.88 : 323,224.56 = 142,317.36 : x
  2. Step 2: Convert to fraction form
    234,245.88/323,224.56 = 142,317.36/x
  3. Step 3: Cross multiply
    234,245.88x = 323,224.56 × 142,317.36
  4. Step 4: Simplify right side
    234,245.88x = 46,000,466,066.36
  5. Step 5: Solve for x
    x = 46,000,466,066.36/234,245.88
  6. Step 6: Final answer
    x = 196,376.84

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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.