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Finding the Fourth Proportional to 216,351.77, 298,564.70 and 119,552.92

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Solution

The fourth proportional to 216,351.77, 298,564.70 and 119,552.92 is: 164,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,351.77 : 298,564.70 = 119,552.92 : x
  2. Step 2: Convert to fraction form
    216,351.77/298,564.70 = 119,552.92/x
  3. Step 3: Cross multiply
    216,351.77x = 298,564.70 × 119,552.92
  4. Step 4: Simplify right side
    216,351.77x = 35,694,281,693.92
  5. Step 5: Solve for x
    x = 35,694,281,693.92/216,351.77
  6. Step 6: Final answer
    x = 164,982.62

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1.5x scale

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.