Home / 226,041.36-311,902.44-135,376.08

Finding the Fourth Proportional to 226,041.36, 311,902.44 and 135,376.08

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Solution

The fourth proportional to 226,041.36, 311,902.44 and 135,376.08 is: 186,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,041.36 : 311,902.44 = 135,376.08 : x
  2. Step 2: Convert to fraction form
    226,041.36/311,902.44 = 135,376.08/x
  3. Step 3: Cross multiply
    226,041.36x = 311,902.44 × 135,376.08
  4. Step 4: Simplify right side
    226,041.36x = 42,224,129,669.64
  5. Step 5: Solve for x
    x = 42,224,129,669.64/226,041.36
  6. Step 6: Final answer
    x = 186,798.25

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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.