Home / 203,222.20-304,833.30-124,425.40

Finding the Fourth Proportional to 203,222.20, 304,833.30 and 124,425.40

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Solution

The fourth proportional to 203,222.20, 304,833.30 and 124,425.40 is: 186,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,222.20 : 304,833.30 = 124,425.40 : x
  2. Step 2: Convert to fraction form
    203,222.20/304,833.30 = 124,425.40/x
  3. Step 3: Cross multiply
    203,222.20x = 304,833.30 × 124,425.40
  4. Step 4: Simplify right side
    203,222.20x = 37,929,005,285.82
  5. Step 5: Solve for x
    x = 37,929,005,285.82/203,222.20
  6. Step 6: Final answer
    x = 186,638.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.