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Finding the Fourth Proportional to 137,050.77, 205,590.25 and 51,733.49

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Solution

The fourth proportional to 137,050.77, 205,590.25 and 51,733.49 is: 77,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,050.77 : 205,590.25 = 51,733.49 : x
  2. Step 2: Convert to fraction form
    137,050.77/205,590.25 = 51,733.49/x
  3. Step 3: Cross multiply
    137,050.77x = 205,590.25 × 51,733.49
  4. Step 4: Simplify right side
    137,050.77x = 10,635,899,855.85
  5. Step 5: Solve for x
    x = 10,635,899,855.85/137,050.77
  6. Step 6: Final answer
    x = 77,605.55

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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.