Home / 50,119.32-69,255.90-47,690.04

Finding the Fourth Proportional to 50,119.32, 69,255.90 and 47,690.04

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Solution

The fourth proportional to 50,119.32, 69,255.90 and 47,690.04 is: 65,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,119.32 : 69,255.90 = 47,690.04 : x
  2. Step 2: Convert to fraction form
    50,119.32/69,255.90 = 47,690.04/x
  3. Step 3: Cross multiply
    50,119.32x = 69,255.90 × 47,690.04
  4. Step 4: Simplify right side
    50,119.32x = 3,302,816,641.24
  5. Step 5: Solve for x
    x = 3,302,816,641.24/50,119.32
  6. Step 6: Final answer
    x = 65,899.07

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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.