Home / 223,225.55-308,053.74-131,365.14

Finding the Fourth Proportional to 223,225.55, 308,053.74 and 131,365.14

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Solution

The fourth proportional to 223,225.55, 308,053.74 and 131,365.14 is: 181,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,225.55 : 308,053.74 = 131,365.14 : x
  2. Step 2: Convert to fraction form
    223,225.55/308,053.74 = 131,365.14/x
  3. Step 3: Cross multiply
    223,225.55x = 308,053.74 × 131,365.14
  4. Step 4: Simplify right side
    223,225.55x = 40,467,522,682.62
  5. Step 5: Solve for x
    x = 40,467,522,682.62/223,225.55
  6. Step 6: Final answer
    x = 181,285.35

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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.