Home / 223,225.15-308,053.18-131,364.73

Finding the Fourth Proportional to 223,225.15, 308,053.18 and 131,364.73

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Solution

The fourth proportional to 223,225.15, 308,053.18 and 131,364.73 is: 181,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,225.15 : 308,053.18 = 131,364.73 : x
  2. Step 2: Convert to fraction form
    223,225.15/308,053.18 = 131,364.73/x
  3. Step 3: Cross multiply
    223,225.15x = 308,053.18 × 131,364.73
  4. Step 4: Simplify right side
    223,225.15x = 40,467,322,816.34
  5. Step 5: Solve for x
    x = 40,467,322,816.34/223,225.15
  6. Step 6: Final answer
    x = 181,284.79

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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.