Home / 90,817.44-125,326.11-52,578.62

Finding the Fourth Proportional to 90,817.44, 125,326.11 and 52,578.62

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Solution

The fourth proportional to 90,817.44, 125,326.11 and 52,578.62 is: 72,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,817.44 : 125,326.11 = 52,578.62 : x
  2. Step 2: Convert to fraction form
    90,817.44/125,326.11 = 52,578.62/x
  3. Step 3: Cross multiply
    90,817.44x = 125,326.11 × 52,578.62
  4. Step 4: Simplify right side
    90,817.44x = 6,589,473,287.14
  5. Step 5: Solve for x
    x = 6,589,473,287.14/90,817.44
  6. Step 6: Final answer
    x = 72,557.36

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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.