Home / 140,096.14-193,332.49-76,433.94

Finding the Fourth Proportional to 140,096.14, 193,332.49 and 76,433.94

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Solution

The fourth proportional to 140,096.14, 193,332.49 and 76,433.94 is: 105,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,096.14 : 193,332.49 = 76,433.94 : x
  2. Step 2: Convert to fraction form
    140,096.14/193,332.49 = 76,433.94/x
  3. Step 3: Cross multiply
    140,096.14x = 193,332.49 × 76,433.94
  4. Step 4: Simplify right side
    140,096.14x = 14,777,164,182.73
  5. Step 5: Solve for x
    x = 14,777,164,182.73/140,096.14
  6. Step 6: Final answer
    x = 105,478.74

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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.