Home / 117,464.37-176,194.98-28,718.64

Finding the Fourth Proportional to 117,464.37, 176,194.98 and 28,718.64

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Solution

The fourth proportional to 117,464.37, 176,194.98 and 28,718.64 is: 43,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,464.37 : 176,194.98 = 28,718.64 : x
  2. Step 2: Convert to fraction form
    117,464.37/176,194.98 = 28,718.64/x
  3. Step 3: Cross multiply
    117,464.37x = 176,194.98 × 28,718.64
  4. Step 4: Simplify right side
    117,464.37x = 5,060,080,200.43
  5. Step 5: Solve for x
    x = 5,060,080,200.43/117,464.37
  6. Step 6: Final answer
    x = 43,077.57

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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.