Home / 180,059.54-248,271.35-122,732.79

Finding the Fourth Proportional to 180,059.54, 248,271.35 and 122,732.79

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Solution

The fourth proportional to 180,059.54, 248,271.35 and 122,732.79 is: 169,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,059.54 : 248,271.35 = 122,732.79 : x
  2. Step 2: Convert to fraction form
    180,059.54/248,271.35 = 122,732.79/x
  3. Step 3: Cross multiply
    180,059.54x = 248,271.35 × 122,732.79
  4. Step 4: Simplify right side
    180,059.54x = 30,471,034,848.90
  5. Step 5: Solve for x
    x = 30,471,034,848.90/180,059.54
  6. Step 6: Final answer
    x = 169,227.55

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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.