Home / 90,493.00-124,874.36-50,205.42

Finding the Fourth Proportional to 90,493.00, 124,874.36 and 50,205.42

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Solution

The fourth proportional to 90,493.00, 124,874.36 and 50,205.42 is: 69,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,493.00 : 124,874.36 = 50,205.42 : x
  2. Step 2: Convert to fraction form
    90,493.00/124,874.36 = 50,205.42/x
  3. Step 3: Cross multiply
    90,493.00x = 124,874.36 × 50,205.42
  4. Step 4: Simplify right side
    90,493.00x = 6,269,369,628.27
  5. Step 5: Solve for x
    x = 6,269,369,628.27/90,493.00
  6. Step 6: Final answer
    x = 69,280.16

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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.