Home / 220,967.04-304,932.96-120,365.04

Finding the Fourth Proportional to 220,967.04, 304,932.96 and 120,365.04

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Solution

The fourth proportional to 220,967.04, 304,932.96 and 120,365.04 is: 166,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,967.04 : 304,932.96 = 120,365.04 : x
  2. Step 2: Convert to fraction form
    220,967.04/304,932.96 = 120,365.04/x
  3. Step 3: Cross multiply
    220,967.04x = 304,932.96 × 120,365.04
  4. Step 4: Simplify right side
    220,967.04x = 36,703,267,927.72
  5. Step 5: Solve for x
    x = 36,703,267,927.72/220,967.04
  6. Step 6: Final answer
    x = 166,102.91

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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.