Home / 114,977.91-172,495.61-113,070.82

Finding the Fourth Proportional to 114,977.91, 172,495.61 and 113,070.82

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Solution

The fourth proportional to 114,977.91, 172,495.61 and 113,070.82 is: 169,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,977.91 : 172,495.61 = 113,070.82 : x
  2. Step 2: Convert to fraction form
    114,977.91/172,495.61 = 113,070.82/x
  3. Step 3: Cross multiply
    114,977.91x = 172,495.61 × 113,070.82
  4. Step 4: Simplify right side
    114,977.91x = 19,504,219,920.54
  5. Step 5: Solve for x
    x = 19,504,219,920.54/114,977.91
  6. Step 6: Final answer
    x = 169,634.49

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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.