Home / 213,810.15-295,037.97-127,752

Finding the Fourth Proportional to 213,810.15, 295,037.97 and 127,752

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Solution

The fourth proportional to 213,810.15, 295,037.97 and 127,752 is: 176,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,810.15 : 295,037.97 = 127,752 : x
  2. Step 2: Convert to fraction form
    213,810.15/295,037.97 = 127,752/x
  3. Step 3: Cross multiply
    213,810.15x = 295,037.97 × 127,752
  4. Step 4: Simplify right side
    213,810.15x = 37,691,690,743.44
  5. Step 5: Solve for x
    x = 37,691,690,743.44/213,810.15
  6. Step 6: Final answer
    x = 176,285.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.