Home / 50,162.13-75,242.44-12,211.77

Finding the Fourth Proportional to 50,162.13, 75,242.44 and 12,211.77

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Solution

The fourth proportional to 50,162.13, 75,242.44 and 12,211.77 is: 18,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,162.13 : 75,242.44 = 12,211.77 : x
  2. Step 2: Convert to fraction form
    50,162.13/75,242.44 = 12,211.77/x
  3. Step 3: Cross multiply
    50,162.13x = 75,242.44 × 12,211.77
  4. Step 4: Simplify right side
    50,162.13x = 918,843,371.52
  5. Step 5: Solve for x
    x = 918,843,371.52/50,162.13
  6. Step 6: Final answer
    x = 18,317.47

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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.