Home / 50,128.32-69,145.80-32,246.64

Finding the Fourth Proportional to 50,128.32, 69,145.80 and 32,246.64

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Solution

The fourth proportional to 50,128.32, 69,145.80 and 32,246.64 is: 44,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,128.32 : 69,145.80 = 32,246.64 : x
  2. Step 2: Convert to fraction form
    50,128.32/69,145.80 = 32,246.64/x
  3. Step 3: Cross multiply
    50,128.32x = 69,145.80 × 32,246.64
  4. Step 4: Simplify right side
    50,128.32x = 2,229,719,720.11
  5. Step 5: Solve for x
    x = 2,229,719,720.11/50,128.32
  6. Step 6: Final answer
    x = 44,480.24

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1.5x scale

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.