Home / 45,311.40-67,967.10-34,252.20

Finding the Fourth Proportional to 45,311.40, 67,967.10 and 34,252.20

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Solution

The fourth proportional to 45,311.40, 67,967.10 and 34,252.20 is: 51,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,311.40 : 67,967.10 = 34,252.20 : x
  2. Step 2: Convert to fraction form
    45,311.40/67,967.10 = 34,252.20/x
  3. Step 3: Cross multiply
    45,311.40x = 67,967.10 × 34,252.20
  4. Step 4: Simplify right side
    45,311.40x = 2,328,022,702.62
  5. Step 5: Solve for x
    x = 2,328,022,702.62/45,311.40
  6. Step 6: Final answer
    x = 51,378.30

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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.