Home / 272,624.90-409,002.15-114,772.10

Finding the Fourth Proportional to 272,624.90, 409,002.15 and 114,772.10

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Solution

The fourth proportional to 272,624.90, 409,002.15 and 114,772.10 is: 172,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,624.90 : 409,002.15 = 114,772.10 : x
  2. Step 2: Convert to fraction form
    272,624.90/409,002.15 = 114,772.10/x
  3. Step 3: Cross multiply
    272,624.90x = 409,002.15 × 114,772.10
  4. Step 4: Simplify right side
    272,624.90x = 46,942,035,660.02
  5. Step 5: Solve for x
    x = 46,942,035,660.02/272,624.90
  6. Step 6: Final answer
    x = 172,185.43

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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.