Home / 77,180.55-106,518.66-46,968.97

Finding the Fourth Proportional to 77,180.55, 106,518.66 and 46,968.97

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Solution

The fourth proportional to 77,180.55, 106,518.66 and 46,968.97 is: 64,822.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,180.55 : 106,518.66 = 46,968.97 : x
  2. Step 2: Convert to fraction form
    77,180.55/106,518.66 = 46,968.97/x
  3. Step 3: Cross multiply
    77,180.55x = 106,518.66 × 46,968.97
  4. Step 4: Simplify right side
    77,180.55x = 5,003,071,745.98
  5. Step 5: Solve for x
    x = 5,003,071,745.98/77,180.55
  6. Step 6: Final answer
    x = 64,822.96

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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.