Home / 82,433.50-123,622.80-32,500.60

Finding the Fourth Proportional to 82,433.50, 123,622.80 and 32,500.60

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Solution

The fourth proportional to 82,433.50, 123,622.80 and 32,500.60 is: 48,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,433.50 : 123,622.80 = 32,500.60 : x
  2. Step 2: Convert to fraction form
    82,433.50/123,622.80 = 32,500.60/x
  3. Step 3: Cross multiply
    82,433.50x = 123,622.80 × 32,500.60
  4. Step 4: Simplify right side
    82,433.50x = 4,017,815,173.68
  5. Step 5: Solve for x
    x = 4,017,815,173.68/82,433.50
  6. Step 6: Final answer
    x = 48,740.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.