Home / 50,728.41-76,002.33-43,257.07

Finding the Fourth Proportional to 50,728.41, 76,002.33 and 43,257.07

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Solution

The fourth proportional to 50,728.41, 76,002.33 and 43,257.07 is: 64,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,728.41 : 76,002.33 = 43,257.07 : x
  2. Step 2: Convert to fraction form
    50,728.41/76,002.33 = 43,257.07/x
  3. Step 3: Cross multiply
    50,728.41x = 76,002.33 × 43,257.07
  4. Step 4: Simplify right side
    50,728.41x = 3,287,638,366.19
  5. Step 5: Solve for x
    x = 3,287,638,366.19/50,728.41
  6. Step 6: Final answer
    x = 64,808.62

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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.