Home / 103,682.33-155,523.35-32,611.21

Finding the Fourth Proportional to 103,682.33, 155,523.35 and 32,611.21

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Solution

The fourth proportional to 103,682.33, 155,523.35 and 32,611.21 is: 48,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682.33 : 155,523.35 = 32,611.21 : x
  2. Step 2: Convert to fraction form
    103,682.33/155,523.35 = 32,611.21/x
  3. Step 3: Cross multiply
    103,682.33x = 155,523.35 × 32,611.21
  4. Step 4: Simplify right side
    103,682.33x = 5,071,804,626.75
  5. Step 5: Solve for x
    x = 5,071,804,626.75/103,682.33
  6. Step 6: Final answer
    x = 48,916.77

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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.