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Finding the Fourth Proportional to 50,000.57, 74,559.77 and 49,550.52

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Solution

The fourth proportional to 50,000.57, 74,559.77 and 49,550.52 is: 73,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,000.57 : 74,559.77 = 49,550.52 : x
  2. Step 2: Convert to fraction form
    50,000.57/74,559.77 = 49,550.52/x
  3. Step 3: Cross multiply
    50,000.57x = 74,559.77 × 49,550.52
  4. Step 4: Simplify right side
    50,000.57x = 3,694,475,498.46
  5. Step 5: Solve for x
    x = 3,694,475,498.46/50,000.57
  6. Step 6: Final answer
    x = 73,888.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.