Home / 56,487.26-77,920.04-35,229.62

Finding the Fourth Proportional to 56,487.26, 77,920.04 and 35,229.62

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Solution

The fourth proportional to 56,487.26, 77,920.04 and 35,229.62 is: 48,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,487.26 : 77,920.04 = 35,229.62 : x
  2. Step 2: Convert to fraction form
    56,487.26/77,920.04 = 35,229.62/x
  3. Step 3: Cross multiply
    56,487.26x = 77,920.04 × 35,229.62
  4. Step 4: Simplify right side
    56,487.26x = 2,745,093,399.58
  5. Step 5: Solve for x
    x = 2,745,093,399.58/56,487.26
  6. Step 6: Final answer
    x = 48,596.68

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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.