Home / 60,590.82-90,927.75-21,147.93

Finding the Fourth Proportional to 60,590.82, 90,927.75 and 21,147.93

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Solution

The fourth proportional to 60,590.82, 90,927.75 and 21,147.93 is: 31,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,590.82 : 90,927.75 = 21,147.93 : x
  2. Step 2: Convert to fraction form
    60,590.82/90,927.75 = 21,147.93/x
  3. Step 3: Cross multiply
    60,590.82x = 90,927.75 × 21,147.93
  4. Step 4: Simplify right side
    60,590.82x = 1,922,933,692.06
  5. Step 5: Solve for x
    x = 1,922,933,692.06/60,590.82
  6. Step 6: Final answer
    x = 31,736.39

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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.