Home / 117,056.75-175,584.51-28,310.72

Finding the Fourth Proportional to 117,056.75, 175,584.51 and 28,310.72

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Solution

The fourth proportional to 117,056.75, 175,584.51 and 28,310.72 is: 42,465.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,056.75 : 175,584.51 = 28,310.72 : x
  2. Step 2: Convert to fraction form
    117,056.75/175,584.51 = 28,310.72/x
  3. Step 3: Cross multiply
    117,056.75x = 175,584.51 × 28,310.72
  4. Step 4: Simplify right side
    117,056.75x = 4,970,923,021.02
  5. Step 5: Solve for x
    x = 4,970,923,021.02/117,056.75
  6. Step 6: Final answer
    x = 42,465.93

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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.