Home / 80,455.44-111,019.50-44,646.96

Finding the Fourth Proportional to 80,455.44, 111,019.50 and 44,646.96

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Solution

The fourth proportional to 80,455.44, 111,019.50 and 44,646.96 is: 61,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,455.44 : 111,019.50 = 44,646.96 : x
  2. Step 2: Convert to fraction form
    80,455.44/111,019.50 = 44,646.96/x
  3. Step 3: Cross multiply
    80,455.44x = 111,019.50 × 44,646.96
  4. Step 4: Simplify right side
    80,455.44x = 4,956,683,175.72
  5. Step 5: Solve for x
    x = 4,956,683,175.72/80,455.44
  6. Step 6: Final answer
    x = 61,607.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.