Home / 193,688.46-267,289.88-107,644.73

Finding the Fourth Proportional to 193,688.46, 267,289.88 and 107,644.73

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Solution

The fourth proportional to 193,688.46, 267,289.88 and 107,644.73 is: 148,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,688.46 : 267,289.88 = 107,644.73 : x
  2. Step 2: Convert to fraction form
    193,688.46/267,289.88 = 107,644.73/x
  3. Step 3: Cross multiply
    193,688.46x = 267,289.88 × 107,644.73
  4. Step 4: Simplify right side
    193,688.46x = 28,772,345,089.66
  5. Step 5: Solve for x
    x = 28,772,345,089.66/193,688.46
  6. Step 6: Final answer
    x = 148,549.61

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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.