Home / 50,111.28-75,143.45-29,057.32

Finding the Fourth Proportional to 50,111.28, 75,143.45 and 29,057.32

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Solution

The fourth proportional to 50,111.28, 75,143.45 and 29,057.32 is: 43,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,111.28 : 75,143.45 = 29,057.32 : x
  2. Step 2: Convert to fraction form
    50,111.28/75,143.45 = 29,057.32/x
  3. Step 3: Cross multiply
    50,111.28x = 75,143.45 × 29,057.32
  4. Step 4: Simplify right side
    50,111.28x = 2,183,467,272.55
  5. Step 5: Solve for x
    x = 2,183,467,272.55/50,111.28
  6. Step 6: Final answer
    x = 43,572.37

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1.5x scale

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.