Home / 269,670.36-372,147-148,816.08

Finding the Fourth Proportional to 269,670.36, 372,147 and 148,816.08

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Solution

The fourth proportional to 269,670.36, 372,147 and 148,816.08 is: 205,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,670.36 : 372,147 = 148,816.08 : x
  2. Step 2: Convert to fraction form
    269,670.36/372,147 = 148,816.08/x
  3. Step 3: Cross multiply
    269,670.36x = 372,147 × 148,816.08
  4. Step 4: Simplify right side
    269,670.36x = 55,381,457,723.76
  5. Step 5: Solve for x
    x = 55,381,457,723.76/269,670.36
  6. Step 6: Final answer
    x = 205,367.24

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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.