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Finding the Fourth Proportional to 164,458.74, 226,963.68 and 92,812.62

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Solution

The fourth proportional to 164,458.74, 226,963.68 and 92,812.62 is: 128,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,458.74 : 226,963.68 = 92,812.62 : x
  2. Step 2: Convert to fraction form
    164,458.74/226,963.68 = 92,812.62/x
  3. Step 3: Cross multiply
    164,458.74x = 226,963.68 × 92,812.62
  4. Step 4: Simplify right side
    164,458.74x = 21,065,093,785.64
  5. Step 5: Solve for x
    x = 21,065,093,785.64/164,458.74
  6. Step 6: Final answer
    x = 128,087.41

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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.