Home / 50,112.64-75,184.62-30,143.92

Finding the Fourth Proportional to 50,112.64, 75,184.62 and 30,143.92

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Solution

The fourth proportional to 50,112.64, 75,184.62 and 30,143.92 is: 45,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,112.64 : 75,184.62 = 30,143.92 : x
  2. Step 2: Convert to fraction form
    50,112.64/75,184.62 = 30,143.92/x
  3. Step 3: Cross multiply
    50,112.64x = 75,184.62 × 30,143.92
  4. Step 4: Simplify right side
    50,112.64x = 2,266,359,170.51
  5. Step 5: Solve for x
    x = 2,266,359,170.51/50,112.64
  6. Step 6: Final answer
    x = 45,225.30

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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.