Home / 305,150.94-457,756.79-113,076.86

Finding the Fourth Proportional to 305,150.94, 457,756.79 and 113,076.86

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Solution

The fourth proportional to 305,150.94, 457,756.79 and 113,076.86 is: 169,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,150.94 : 457,756.79 = 113,076.86 : x
  2. Step 2: Convert to fraction form
    305,150.94/457,756.79 = 113,076.86/x
  3. Step 3: Cross multiply
    305,150.94x = 457,756.79 × 113,076.86
  4. Step 4: Simplify right side
    305,150.94x = 51,761,697,602.71
  5. Step 5: Solve for x
    x = 51,761,697,602.71/305,150.94
  6. Step 6: Final answer
    x = 169,626.54

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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.