Home / 303,975.32-455,972.22-104,292.90

Finding the Fourth Proportional to 303,975.32, 455,972.22 and 104,292.90

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Solution

The fourth proportional to 303,975.32, 455,972.22 and 104,292.90 is: 156,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,975.32 : 455,972.22 = 104,292.90 : x
  2. Step 2: Convert to fraction form
    303,975.32/455,972.22 = 104,292.90/x
  3. Step 3: Cross multiply
    303,975.32x = 455,972.22 × 104,292.90
  4. Step 4: Simplify right side
    303,975.32x = 47,554,665,143.24
  5. Step 5: Solve for x
    x = 47,554,665,143.24/303,975.32
  6. Step 6: Final answer
    x = 156,442.52

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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.