Home / 82,266.20-123,374.75-34,880.49

Finding the Fourth Proportional to 82,266.20, 123,374.75 and 34,880.49

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Solution

The fourth proportional to 82,266.20, 123,374.75 and 34,880.49 is: 52,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,266.20 : 123,374.75 = 34,880.49 : x
  2. Step 2: Convert to fraction form
    82,266.20/123,374.75 = 34,880.49/x
  3. Step 3: Cross multiply
    82,266.20x = 123,374.75 × 34,880.49
  4. Step 4: Simplify right side
    82,266.20x = 4,303,371,559.23
  5. Step 5: Solve for x
    x = 4,303,371,559.23/82,266.20
  6. Step 6: Final answer
    x = 52,310.32

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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.