Home / 161,242.45-222,509.66-92,329.67

Finding the Fourth Proportional to 161,242.45, 222,509.66 and 92,329.67

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Solution

The fourth proportional to 161,242.45, 222,509.66 and 92,329.67 is: 127,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,242.45 : 222,509.66 = 92,329.67 : x
  2. Step 2: Convert to fraction form
    161,242.45/222,509.66 = 92,329.67/x
  3. Step 3: Cross multiply
    161,242.45x = 222,509.66 × 92,329.67
  4. Step 4: Simplify right side
    161,242.45x = 20,544,244,266.71
  5. Step 5: Solve for x
    x = 20,544,244,266.71/161,242.45
  6. Step 6: Final answer
    x = 127,412.13

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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.