Home / 92,790.06-139,185.36-39,468.30

Finding the Fourth Proportional to 92,790.06, 139,185.36 and 39,468.30

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Solution

The fourth proportional to 92,790.06, 139,185.36 and 39,468.30 is: 59,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,790.06 : 139,185.36 = 39,468.30 : x
  2. Step 2: Convert to fraction form
    92,790.06/139,185.36 = 39,468.30/x
  3. Step 3: Cross multiply
    92,790.06x = 139,185.36 × 39,468.30
  4. Step 4: Simplify right side
    92,790.06x = 5,493,409,544.09
  5. Step 5: Solve for x
    x = 5,493,409,544.09/92,790.06
  6. Step 6: Final answer
    x = 59,202.56

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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.