Home / 119,245.77-164,548.67-71,525.43

Finding the Fourth Proportional to 119,245.77, 164,548.67 and 71,525.43

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Solution

The fourth proportional to 119,245.77, 164,548.67 and 71,525.43 is: 98,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,245.77 : 164,548.67 = 71,525.43 : x
  2. Step 2: Convert to fraction form
    119,245.77/164,548.67 = 71,525.43/x
  3. Step 3: Cross multiply
    119,245.77x = 164,548.67 × 71,525.43
  4. Step 4: Simplify right side
    119,245.77x = 11,769,414,020.05
  5. Step 5: Solve for x
    x = 11,769,414,020.05/119,245.77
  6. Step 6: Final answer
    x = 98,698.80

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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.