Home / 77,366.48-106,770.84-43,377.18

Finding the Fourth Proportional to 77,366.48, 106,770.84 and 43,377.18

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Solution

The fourth proportional to 77,366.48, 106,770.84 and 43,377.18 is: 59,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,366.48 : 106,770.84 = 43,377.18 : x
  2. Step 2: Convert to fraction form
    77,366.48/106,770.84 = 43,377.18/x
  3. Step 3: Cross multiply
    77,366.48x = 106,770.84 × 43,377.18
  4. Step 4: Simplify right side
    77,366.48x = 4,631,417,945.43
  5. Step 5: Solve for x
    x = 4,631,417,945.43/77,366.48
  6. Step 6: Final answer
    x = 59,863.37

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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.