Home / 126,313.03-174,311.62-69,724

Finding the Fourth Proportional to 126,313.03, 174,311.62 and 69,724

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Solution

The fourth proportional to 126,313.03, 174,311.62 and 69,724 is: 96,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,313.03 : 174,311.62 = 69,724 : x
  2. Step 2: Convert to fraction form
    126,313.03/174,311.62 = 69,724/x
  3. Step 3: Cross multiply
    126,313.03x = 174,311.62 × 69,724
  4. Step 4: Simplify right side
    126,313.03x = 12,153,703,392.88
  5. Step 5: Solve for x
    x = 12,153,703,392.88/126,313.03
  6. Step 6: Final answer
    x = 96,218.92

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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.