Home / 78,314.04-108,072.36-44,786.52

Finding the Fourth Proportional to 78,314.04, 108,072.36 and 44,786.52

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Solution

The fourth proportional to 78,314.04, 108,072.36 and 44,786.52 is: 61,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,314.04 : 108,072.36 = 44,786.52 : x
  2. Step 2: Convert to fraction form
    78,314.04/108,072.36 = 44,786.52/x
  3. Step 3: Cross multiply
    78,314.04x = 108,072.36 × 44,786.52
  4. Step 4: Simplify right side
    78,314.04x = 4,840,184,912.59
  5. Step 5: Solve for x
    x = 4,840,184,912.59/78,314.04
  6. Step 6: Final answer
    x = 61,804.82

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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.