Finding the Fourth Proportional to 135,767.66, 203,800.47 and 107,867.06
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Solution
The fourth proportional to 135,767.66, 203,800.47 and 107,867.06 is: 161,918.95
Step by Step Solution
- Step 1: Write the proportion equation
135,767.66 : 203,800.47 = 107,867.06 : x - Step 2: Convert to fraction form
135,767.66/203,800.47 = 107,867.06/x - Step 3: Cross multiply
135,767.66x = 203,800.47 × 107,867.06 - Step 4: Simplify right side
135,767.66x = 21,983,357,525.52 - Step 5: Solve for x
x = 21,983,357,525.52/135,767.66 - Step 6: Final answer
x = 161,918.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.