Home / 50,160.57-69,222.87-28,355.09

Finding the Fourth Proportional to 50,160.57, 69,222.87 and 28,355.09

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Solution

The fourth proportional to 50,160.57, 69,222.87 and 28,355.09 is: 39,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160.57 : 69,222.87 = 28,355.09 : x
  2. Step 2: Convert to fraction form
    50,160.57/69,222.87 = 28,355.09/x
  3. Step 3: Cross multiply
    50,160.57x = 69,222.87 × 28,355.09
  4. Step 4: Simplify right side
    50,160.57x = 1,962,820,708.91
  5. Step 5: Solve for x
    x = 1,962,820,708.91/50,160.57
  6. Step 6: Final answer
    x = 39,130.75

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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.