Home / 349,087.56-481,712.18-196,117.32

Finding the Fourth Proportional to 349,087.56, 481,712.18 and 196,117.32

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Solution

The fourth proportional to 349,087.56, 481,712.18 and 196,117.32 is: 270,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,087.56 : 481,712.18 = 196,117.32 : x
  2. Step 2: Convert to fraction form
    349,087.56/481,712.18 = 196,117.32/x
  3. Step 3: Cross multiply
    349,087.56x = 481,712.18 × 196,117.32
  4. Step 4: Simplify right side
    349,087.56x = 94,472,101,752.96
  5. Step 5: Solve for x
    x = 94,472,101,752.96/349,087.56
  6. Step 6: Final answer
    x = 270,625.80

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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.