Home / 77,034.06-106,311.96-45,191.34

Finding the Fourth Proportional to 77,034.06, 106,311.96 and 45,191.34

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Solution

The fourth proportional to 77,034.06, 106,311.96 and 45,191.34 is: 62,366.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,034.06 : 106,311.96 = 45,191.34 : x
  2. Step 2: Convert to fraction form
    77,034.06/106,311.96 = 45,191.34/x
  3. Step 3: Cross multiply
    77,034.06x = 106,311.96 × 45,191.34
  4. Step 4: Simplify right side
    77,034.06x = 4,804,379,930.43
  5. Step 5: Solve for x
    x = 4,804,379,930.43/77,034.06
  6. Step 6: Final answer
    x = 62,366.96

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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.