Home / 51,205.29-76,372.32-50,319.15

Finding the Fourth Proportional to 51,205.29, 76,372.32 and 50,319.15

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Solution

The fourth proportional to 51,205.29, 76,372.32 and 50,319.15 is: 75,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.29 : 76,372.32 = 50,319.15 : x
  2. Step 2: Convert to fraction form
    51,205.29/76,372.32 = 50,319.15/x
  3. Step 3: Cross multiply
    51,205.29x = 76,372.32 × 50,319.15
  4. Step 4: Simplify right side
    51,205.29x = 3,842,990,225.93
  5. Step 5: Solve for x
    x = 3,842,990,225.93/51,205.29
  6. Step 6: Final answer
    x = 75,050.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.