Home / 211,936.46-292,731.06-158,458.64

Finding the Fourth Proportional to 211,936.46, 292,731.06 and 158,458.64

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Solution

The fourth proportional to 211,936.46, 292,731.06 and 158,458.64 is: 218,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,936.46 : 292,731.06 = 158,458.64 : x
  2. Step 2: Convert to fraction form
    211,936.46/292,731.06 = 158,458.64/x
  3. Step 3: Cross multiply
    211,936.46x = 292,731.06 × 158,458.64
  4. Step 4: Simplify right side
    211,936.46x = 46,385,765,653.36
  5. Step 5: Solve for x
    x = 46,385,765,653.36/211,936.46
  6. Step 6: Final answer
    x = 218,866.38

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1.5x scale

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.