Home / 192,740.78-265,727.45-158,158.85

Finding the Fourth Proportional to 192,740.78, 265,727.45 and 158,158.85

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Solution

The fourth proportional to 192,740.78, 265,727.45 and 158,158.85 is: 218,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,740.78 : 265,727.45 = 158,158.85 : x
  2. Step 2: Convert to fraction form
    192,740.78/265,727.45 = 158,158.85/x
  3. Step 3: Cross multiply
    192,740.78x = 265,727.45 × 158,158.85
  4. Step 4: Simplify right side
    192,740.78x = 42,027,145,786.00
  5. Step 5: Solve for x
    x = 42,027,145,786.00/192,740.78
  6. Step 6: Final answer
    x = 218,050.10

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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.