Finding the Fourth Proportional to 135,956.51, 203,955.44 and 69,360.26
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Solution
The fourth proportional to 135,956.51, 203,955.44 and 69,360.26 is: 104,050.93
Step by Step Solution
- Step 1: Write the proportion equation
135,956.51 : 203,955.44 = 69,360.26 : x - Step 2: Convert to fraction form
135,956.51/203,955.44 = 69,360.26/x - Step 3: Cross multiply
135,956.51x = 203,955.44 × 69,360.26 - Step 4: Simplify right side
135,956.51x = 14,146,400,980.24 - Step 5: Solve for x
x = 14,146,400,980.24/135,956.51 - Step 6: Final answer
x = 104,050.93
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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.