Home / 77,235.22-106,579.41-43,237.96

Finding the Fourth Proportional to 77,235.22, 106,579.41 and 43,237.96

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Solution

The fourth proportional to 77,235.22, 106,579.41 and 43,237.96 is: 59,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,235.22 : 106,579.41 = 43,237.96 : x
  2. Step 2: Convert to fraction form
    77,235.22/106,579.41 = 43,237.96/x
  3. Step 3: Cross multiply
    77,235.22x = 106,579.41 × 43,237.96
  4. Step 4: Simplify right side
    77,235.22x = 4,608,276,266.40
  5. Step 5: Solve for x
    x = 4,608,276,266.40/77,235.22
  6. Step 6: Final answer
    x = 59,665.48

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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.