Home / 92,942.73-128,260.73-50,501.26

Finding the Fourth Proportional to 92,942.73, 128,260.73 and 50,501.26

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Solution

The fourth proportional to 92,942.73, 128,260.73 and 50,501.26 is: 69,691.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942.73 : 128,260.73 = 50,501.26 : x
  2. Step 2: Convert to fraction form
    92,942.73/128,260.73 = 50,501.26/x
  3. Step 3: Cross multiply
    92,942.73x = 128,260.73 × 50,501.26
  4. Step 4: Simplify right side
    92,942.73x = 6,477,328,473.52
  5. Step 5: Solve for x
    x = 6,477,328,473.52/92,942.73
  6. Step 6: Final answer
    x = 69,691.61

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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.