Home / 79,831.38-119,682.14-29,883.50

Finding the Fourth Proportional to 79,831.38, 119,682.14 and 29,883.50

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Solution

The fourth proportional to 79,831.38, 119,682.14 and 29,883.50 is: 44,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,831.38 : 119,682.14 = 29,883.50 : x
  2. Step 2: Convert to fraction form
    79,831.38/119,682.14 = 29,883.50/x
  3. Step 3: Cross multiply
    79,831.38x = 119,682.14 × 29,883.50
  4. Step 4: Simplify right side
    79,831.38x = 3,576,520,482.86
  5. Step 5: Solve for x
    x = 3,576,520,482.86/79,831.38
  6. Step 6: Final answer
    x = 44,800.94

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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.