Home / 222,539.34-307,104.36-120,565.50

Finding the Fourth Proportional to 222,539.34, 307,104.36 and 120,565.50

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Solution

The fourth proportional to 222,539.34, 307,104.36 and 120,565.50 is: 166,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,539.34 : 307,104.36 = 120,565.50 : x
  2. Step 2: Convert to fraction form
    222,539.34/307,104.36 = 120,565.50/x
  3. Step 3: Cross multiply
    222,539.34x = 307,104.36 × 120,565.50
  4. Step 4: Simplify right side
    222,539.34x = 37,026,192,381.19
  5. Step 5: Solve for x
    x = 37,026,192,381.19/222,539.34
  6. Step 6: Final answer
    x = 166,380.44

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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.