Home / 119,190.44-164,414.03-71,416.10

Finding the Fourth Proportional to 119,190.44, 164,414.03 and 71,416.10

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Solution

The fourth proportional to 119,190.44, 164,414.03 and 71,416.10 is: 98,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,190.44 : 164,414.03 = 71,416.10 : x
  2. Step 2: Convert to fraction form
    119,190.44/164,414.03 = 71,416.10/x
  3. Step 3: Cross multiply
    119,190.44x = 164,414.03 × 71,416.10
  4. Step 4: Simplify right side
    119,190.44x = 11,741,808,807.88
  5. Step 5: Solve for x
    x = 11,741,808,807.88/119,190.44
  6. Step 6: Final answer
    x = 98,513.01

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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.