Home / 82,942.14-114,459.57-45,216.66

Finding the Fourth Proportional to 82,942.14, 114,459.57 and 45,216.66

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Solution

The fourth proportional to 82,942.14, 114,459.57 and 45,216.66 is: 62,398.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,942.14 : 114,459.57 = 45,216.66 : x
  2. Step 2: Convert to fraction form
    82,942.14/114,459.57 = 45,216.66/x
  3. Step 3: Cross multiply
    82,942.14x = 114,459.57 × 45,216.66
  4. Step 4: Simplify right side
    82,942.14x = 5,175,479,460.44
  5. Step 5: Solve for x
    x = 5,175,479,460.44/82,942.14
  6. Step 6: Final answer
    x = 62,398.67

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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.