Home / 186,422.21-279,604.46-102,223.92

Finding the Fourth Proportional to 186,422.21, 279,604.46 and 102,223.92

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Solution

The fourth proportional to 186,422.21, 279,604.46 and 102,223.92 is: 153,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,422.21 : 279,604.46 = 102,223.92 : x
  2. Step 2: Convert to fraction form
    186,422.21/279,604.46 = 102,223.92/x
  3. Step 3: Cross multiply
    186,422.21x = 279,604.46 × 102,223.92
  4. Step 4: Simplify right side
    186,422.21x = 28,582,264,679.75
  5. Step 5: Solve for x
    x = 28,582,264,679.75/186,422.21
  6. Step 6: Final answer
    x = 153,320.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.