Home / 92,969.32-139,261.18-45,441.32

Finding the Fourth Proportional to 92,969.32, 139,261.18 and 45,441.32

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Solution

The fourth proportional to 92,969.32, 139,261.18 and 45,441.32 is: 68,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,969.32 : 139,261.18 = 45,441.32 : x
  2. Step 2: Convert to fraction form
    92,969.32/139,261.18 = 45,441.32/x
  3. Step 3: Cross multiply
    92,969.32x = 139,261.18 × 45,441.32
  4. Step 4: Simplify right side
    92,969.32x = 6,328,211,843.96
  5. Step 5: Solve for x
    x = 6,328,211,843.96/92,969.32
  6. Step 6: Final answer
    x = 68,067.74

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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.