Home / 164,639.73-227,202.80-89,188.23

Finding the Fourth Proportional to 164,639.73, 227,202.80 and 89,188.23

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Solution

The fourth proportional to 164,639.73, 227,202.80 and 89,188.23 is: 123,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,639.73 : 227,202.80 = 89,188.23 : x
  2. Step 2: Convert to fraction form
    164,639.73/227,202.80 = 89,188.23/x
  3. Step 3: Cross multiply
    164,639.73x = 227,202.80 × 89,188.23
  4. Step 4: Simplify right side
    164,639.73x = 20,263,815,137.10
  5. Step 5: Solve for x
    x = 20,263,815,137.10/164,639.73
  6. Step 6: Final answer
    x = 123,079.74

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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.