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Finding the Fourth Proportional to 164,495.81, 226,991.54 and 92,882.90

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Solution

The fourth proportional to 164,495.81, 226,991.54 and 92,882.90 is: 128,171.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,495.81 : 226,991.54 = 92,882.90 : x
  2. Step 2: Convert to fraction form
    164,495.81/226,991.54 = 92,882.90/x
  3. Step 3: Cross multiply
    164,495.81x = 226,991.54 × 92,882.90
  4. Step 4: Simplify right side
    164,495.81x = 21,083,632,510.67
  5. Step 5: Solve for x
    x = 21,083,632,510.67/164,495.81
  6. Step 6: Final answer
    x = 128,171.24

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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.