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Finding the Fourth Proportional to 164,980.58, 227,673.20 and 89,529.08

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Solution

The fourth proportional to 164,980.58, 227,673.20 and 89,529.08 is: 123,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,980.58 : 227,673.20 = 89,529.08 : x
  2. Step 2: Convert to fraction form
    164,980.58/227,673.20 = 89,529.08/x
  3. Step 3: Cross multiply
    164,980.58x = 227,673.20 × 89,529.08
  4. Step 4: Simplify right side
    164,980.58x = 20,383,370,977.53
  5. Step 5: Solve for x
    x = 20,383,370,977.53/164,980.58
  6. Step 6: Final answer
    x = 123,550.13

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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.