Home / 276,856.20-382,089.90-169,497.18

Finding the Fourth Proportional to 276,856.20, 382,089.90 and 169,497.18

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Solution

The fourth proportional to 276,856.20, 382,089.90 and 169,497.18 is: 233,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,856.20 : 382,089.90 = 169,497.18 : x
  2. Step 2: Convert to fraction form
    276,856.20/382,089.90 = 169,497.18/x
  3. Step 3: Cross multiply
    276,856.20x = 382,089.90 × 169,497.18
  4. Step 4: Simplify right side
    276,856.20x = 64,763,160,556.48
  5. Step 5: Solve for x
    x = 64,763,160,556.48/276,856.20
  6. Step 6: Final answer
    x = 233,923.46

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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.