Home / 50,120.81-75,195-44,612.63

Finding the Fourth Proportional to 50,120.81, 75,195 and 44,612.63

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Solution

The fourth proportional to 50,120.81, 75,195 and 44,612.63 is: 66,931.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120.81 : 75,195 = 44,612.63 : x
  2. Step 2: Convert to fraction form
    50,120.81/75,195 = 44,612.63/x
  3. Step 3: Cross multiply
    50,120.81x = 75,195 × 44,612.63
  4. Step 4: Simplify right side
    50,120.81x = 3,354,646,336.88
  5. Step 5: Solve for x
    x = 3,354,646,336.88/50,120.81
  6. Step 6: Final answer
    x = 66,931.21

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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.