Home / 211,860.15-292,556.78-158,051.71

Finding the Fourth Proportional to 211,860.15, 292,556.78 and 158,051.71

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Solution

The fourth proportional to 211,860.15, 292,556.78 and 158,051.71 is: 218,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,860.15 : 292,556.78 = 158,051.71 : x
  2. Step 2: Convert to fraction form
    211,860.15/292,556.78 = 158,051.71/x
  3. Step 3: Cross multiply
    211,860.15x = 292,556.78 × 158,051.71
  4. Step 4: Simplify right side
    211,860.15x = 46,239,099,351.09
  5. Step 5: Solve for x
    x = 46,239,099,351.09/211,860.15
  6. Step 6: Final answer
    x = 218,252.93

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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.