Home / 252,899.03-379,561.37-126,501.36

Finding the Fourth Proportional to 252,899.03, 379,561.37 and 126,501.36

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Solution

The fourth proportional to 252,899.03, 379,561.37 and 126,501.36 is: 189,858.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,899.03 : 379,561.37 = 126,501.36 : x
  2. Step 2: Convert to fraction form
    252,899.03/379,561.37 = 126,501.36/x
  3. Step 3: Cross multiply
    252,899.03x = 379,561.37 × 126,501.36
  4. Step 4: Simplify right side
    252,899.03x = 48,015,028,875.96
  5. Step 5: Solve for x
    x = 48,015,028,875.96/252,899.03
  6. Step 6: Final answer
    x = 189,858.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.