Home / 152,199.09-210,093.62-136,255.86

Finding the Fourth Proportional to 152,199.09, 210,093.62 and 136,255.86

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Solution

The fourth proportional to 152,199.09, 210,093.62 and 136,255.86 is: 188,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,199.09 : 210,093.62 = 136,255.86 : x
  2. Step 2: Convert to fraction form
    152,199.09/210,093.62 = 136,255.86/x
  3. Step 3: Cross multiply
    152,199.09x = 210,093.62 × 136,255.86
  4. Step 4: Simplify right side
    152,199.09x = 28,626,486,192.33
  5. Step 5: Solve for x
    x = 28,626,486,192.33/152,199.09
  6. Step 6: Final answer
    x = 188,085.79

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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.