Home / 50,203.32-75,305.50-15,143.28

Finding the Fourth Proportional to 50,203.32, 75,305.50 and 15,143.28

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Solution

The fourth proportional to 50,203.32, 75,305.50 and 15,143.28 is: 22,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,203.32 : 75,305.50 = 15,143.28 : x
  2. Step 2: Convert to fraction form
    50,203.32/75,305.50 = 15,143.28/x
  3. Step 3: Cross multiply
    50,203.32x = 75,305.50 × 15,143.28
  4. Step 4: Simplify right side
    50,203.32x = 1,140,372,272.04
  5. Step 5: Solve for x
    x = 1,140,372,272.04/50,203.32
  6. Step 6: Final answer
    x = 22,715.08

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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.