Finding the Fourth Proportional to 90,602.56, 135,850.18 and 27,403.53
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Solution
The fourth proportional to 90,602.56, 135,850.18 and 27,403.53 is: 41,089.07
Step by Step Solution
- Step 1: Write the proportion equation
90,602.56 : 135,850.18 = 27,403.53 : x - Step 2: Convert to fraction form
90,602.56/135,850.18 = 27,403.53/x - Step 3: Cross multiply
90,602.56x = 135,850.18 × 27,403.53 - Step 4: Simplify right side
90,602.56x = 3,722,774,483.14 - Step 5: Solve for x
x = 3,722,774,483.14/90,602.56 - Step 6: Final answer
x = 41,089.07
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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.