Home / 76,942.42-106,182.32-48,263.29

Finding the Fourth Proportional to 76,942.42, 106,182.32 and 48,263.29

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Solution

The fourth proportional to 76,942.42, 106,182.32 and 48,263.29 is: 66,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,942.42 : 106,182.32 = 48,263.29 : x
  2. Step 2: Convert to fraction form
    76,942.42/106,182.32 = 48,263.29/x
  3. Step 3: Cross multiply
    76,942.42x = 106,182.32 × 48,263.29
  4. Step 4: Simplify right side
    76,942.42x = 5,124,707,596.26
  5. Step 5: Solve for x
    x = 5,124,707,596.26/76,942.42
  6. Step 6: Final answer
    x = 66,604.45

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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.