Home / 220,632.54-304,474.23-120,031.26

Finding the Fourth Proportional to 220,632.54, 304,474.23 and 120,031.26

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Solution

The fourth proportional to 220,632.54, 304,474.23 and 120,031.26 is: 165,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,632.54 : 304,474.23 = 120,031.26 : x
  2. Step 2: Convert to fraction form
    220,632.54/304,474.23 = 120,031.26/x
  3. Step 3: Cross multiply
    220,632.54x = 304,474.23 × 120,031.26
  4. Step 4: Simplify right side
    220,632.54x = 36,546,425,464.43
  5. Step 5: Solve for x
    x = 36,546,425,464.43/220,632.54
  6. Step 6: Final answer
    x = 165,643.86

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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.