Home / 226,772.40-312,989.22-150,156.36

Finding the Fourth Proportional to 226,772.40, 312,989.22 and 150,156.36

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Solution

The fourth proportional to 226,772.40, 312,989.22 and 150,156.36 is: 207,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,772.40 : 312,989.22 = 150,156.36 : x
  2. Step 2: Convert to fraction form
    226,772.40/312,989.22 = 150,156.36/x
  3. Step 3: Cross multiply
    226,772.40x = 312,989.22 × 150,156.36
  4. Step 4: Simplify right side
    226,772.40x = 46,997,321,994.44
  5. Step 5: Solve for x
    x = 46,997,321,994.44/226,772.40
  6. Step 6: Final answer
    x = 207,244.45

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1.5x scale

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.