Home / 92,823.26-128,092.67-50,380.88

Finding the Fourth Proportional to 92,823.26, 128,092.67 and 50,380.88

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Solution

The fourth proportional to 92,823.26, 128,092.67 and 50,380.88 is: 69,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,823.26 : 128,092.67 = 50,380.88 : x
  2. Step 2: Convert to fraction form
    92,823.26/128,092.67 = 50,380.88/x
  3. Step 3: Cross multiply
    92,823.26x = 128,092.67 × 50,380.88
  4. Step 4: Simplify right side
    92,823.26x = 6,453,421,436.15
  5. Step 5: Solve for x
    x = 6,453,421,436.15/92,823.26
  6. Step 6: Final answer
    x = 69,523.75

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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.