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Finding the Fourth Proportional to 164,471.60, 226,976.28 and 100,797.08

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Solution

The fourth proportional to 164,471.60, 226,976.28 and 100,797.08 is: 139,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,471.60 : 226,976.28 = 100,797.08 : x
  2. Step 2: Convert to fraction form
    164,471.60/226,976.28 = 100,797.08/x
  3. Step 3: Cross multiply
    164,471.60x = 226,976.28 × 100,797.08
  4. Step 4: Simplify right side
    164,471.60x = 22,878,546,253.26
  5. Step 5: Solve for x
    x = 22,878,546,253.26/164,471.60
  6. Step 6: Final answer
    x = 139,103.32

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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.