Home / 73,639.67-110,459.97-31,484.25

Finding the Fourth Proportional to 73,639.67, 110,459.97 and 31,484.25

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Solution

The fourth proportional to 73,639.67, 110,459.97 and 31,484.25 is: 47,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,639.67 : 110,459.97 = 31,484.25 : x
  2. Step 2: Convert to fraction form
    73,639.67/110,459.97 = 31,484.25/x
  3. Step 3: Cross multiply
    73,639.67x = 110,459.97 × 31,484.25
  4. Step 4: Simplify right side
    73,639.67x = 3,477,749,310.47
  5. Step 5: Solve for x
    x = 3,477,749,310.47/73,639.67
  6. Step 6: Final answer
    x = 47,226.58

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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.