Home / 222,817.48-307,488.26-120,842.91

Finding the Fourth Proportional to 222,817.48, 307,488.26 and 120,842.91

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Solution

The fourth proportional to 222,817.48, 307,488.26 and 120,842.91 is: 166,763.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,817.48 : 307,488.26 = 120,842.91 : x
  2. Step 2: Convert to fraction form
    222,817.48/307,488.26 = 120,842.91/x
  3. Step 3: Cross multiply
    222,817.48x = 307,488.26 × 120,842.91
  4. Step 4: Simplify right side
    222,817.48x = 37,157,776,431.34
  5. Step 5: Solve for x
    x = 37,157,776,431.34/222,817.48
  6. Step 6: Final answer
    x = 166,763.29

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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.