Home / 163,635.20-225,804.80-92,025.60

Finding the Fourth Proportional to 163,635.20, 225,804.80 and 92,025.60

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Solution

The fourth proportional to 163,635.20, 225,804.80 and 92,025.60 is: 126,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,635.20 : 225,804.80 = 92,025.60 : x
  2. Step 2: Convert to fraction form
    163,635.20/225,804.80 = 92,025.60/x
  3. Step 3: Cross multiply
    163,635.20x = 225,804.80 × 92,025.60
  4. Step 4: Simplify right side
    163,635.20x = 20,779,822,202.88
  5. Step 5: Solve for x
    x = 20,779,822,202.88/163,635.20
  6. Step 6: Final answer
    x = 126,988.71

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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.