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Finding the Fourth Proportional to 164,596.85, 227,162.15 and 92,981.51

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Solution

The fourth proportional to 164,596.85, 227,162.15 and 92,981.51 is: 128,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,596.85 : 227,162.15 = 92,981.51 : x
  2. Step 2: Convert to fraction form
    164,596.85/227,162.15 = 92,981.51/x
  3. Step 3: Cross multiply
    164,596.85x = 227,162.15 × 92,981.51
  4. Step 4: Simplify right side
    164,596.85x = 21,121,878,121.13
  5. Step 5: Solve for x
    x = 21,121,878,121.13/164,596.85
  6. Step 6: Final answer
    x = 128,324.93

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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.