Home / 92,855.57-139,231.08-29,660.85

Finding the Fourth Proportional to 92,855.57, 139,231.08 and 29,660.85

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Solution

The fourth proportional to 92,855.57, 139,231.08 and 29,660.85 is: 44,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,855.57 : 139,231.08 = 29,660.85 : x
  2. Step 2: Convert to fraction form
    92,855.57/139,231.08 = 29,660.85/x
  3. Step 3: Cross multiply
    92,855.57x = 139,231.08 × 29,660.85
  4. Step 4: Simplify right side
    92,855.57x = 4,129,712,179.22
  5. Step 5: Solve for x
    x = 4,129,712,179.22/92,855.57
  6. Step 6: Final answer
    x = 44,474.58

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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.