Home / 220,930.02-304,872.93-125,423.73

Finding the Fourth Proportional to 220,930.02, 304,872.93 and 125,423.73

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Solution

The fourth proportional to 220,930.02, 304,872.93 and 125,423.73 is: 173,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,930.02 : 304,872.93 = 125,423.73 : x
  2. Step 2: Convert to fraction form
    220,930.02/304,872.93 = 125,423.73/x
  3. Step 3: Cross multiply
    220,930.02x = 304,872.93 × 125,423.73
  4. Step 4: Simplify right side
    220,930.02x = 38,238,300,056.63
  5. Step 5: Solve for x
    x = 38,238,300,056.63/220,930.02
  6. Step 6: Final answer
    x = 173,078.79

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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.