Home / 161,041.66-222,257.99-97,379.91

Finding the Fourth Proportional to 161,041.66, 222,257.99 and 97,379.91

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Solution

The fourth proportional to 161,041.66, 222,257.99 and 97,379.91 is: 134,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,041.66 : 222,257.99 = 97,379.91 : x
  2. Step 2: Convert to fraction form
    161,041.66/222,257.99 = 97,379.91/x
  3. Step 3: Cross multiply
    161,041.66x = 222,257.99 × 97,379.91
  4. Step 4: Simplify right side
    161,041.66x = 21,643,463,062.98
  5. Step 5: Solve for x
    x = 21,643,463,062.98/161,041.66
  6. Step 6: Final answer
    x = 134,396.67

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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.