Home / 69,146.10-103,685.04-22,392.90

Finding the Fourth Proportional to 69,146.10, 103,685.04 and 22,392.90

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Solution

The fourth proportional to 69,146.10, 103,685.04 and 22,392.90 is: 33,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,146.10 : 103,685.04 = 22,392.90 : x
  2. Step 2: Convert to fraction form
    69,146.10/103,685.04 = 22,392.90/x
  3. Step 3: Cross multiply
    69,146.10x = 103,685.04 × 22,392.90
  4. Step 4: Simplify right side
    69,146.10x = 2,321,808,732.22
  5. Step 5: Solve for x
    x = 2,321,808,732.22/69,146.10
  6. Step 6: Final answer
    x = 33,578.30

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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.