Home / 88,906.36-122,705.96-51,202.48

Finding the Fourth Proportional to 88,906.36, 122,705.96 and 51,202.48

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Solution

The fourth proportional to 88,906.36, 122,705.96 and 51,202.48 is: 70,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,906.36 : 122,705.96 = 51,202.48 : x
  2. Step 2: Convert to fraction form
    88,906.36/122,705.96 = 51,202.48/x
  3. Step 3: Cross multiply
    88,906.36x = 122,705.96 × 51,202.48
  4. Step 4: Simplify right side
    88,906.36x = 6,282,849,462.78
  5. Step 5: Solve for x
    x = 6,282,849,462.78/88,906.36
  6. Step 6: Final answer
    x = 70,668.17

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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.