Home / 50,466.98-69,639.20-31,082.80

Finding the Fourth Proportional to 50,466.98, 69,639.20 and 31,082.80

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Solution

The fourth proportional to 50,466.98, 69,639.20 and 31,082.80 is: 42,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,466.98 : 69,639.20 = 31,082.80 : x
  2. Step 2: Convert to fraction form
    50,466.98/69,639.20 = 31,082.80/x
  3. Step 3: Cross multiply
    50,466.98x = 69,639.20 × 31,082.80
  4. Step 4: Simplify right side
    50,466.98x = 2,164,581,325.76
  5. Step 5: Solve for x
    x = 2,164,581,325.76/50,466.98
  6. Step 6: Final answer
    x = 42,891.04

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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.