Finding the Fourth Proportional to 155,231.57, 232,681.57 and 88,528.07
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Solution
The fourth proportional to 155,231.57, 232,681.57 and 88,528.07 is: 132,697.56
Step by Step Solution
- Step 1: Write the proportion equation
155,231.57 : 232,681.57 = 88,528.07 : x - Step 2: Convert to fraction form
155,231.57/232,681.57 = 88,528.07/x - Step 3: Cross multiply
155,231.57x = 232,681.57 × 88,528.07 - Step 4: Simplify right side
155,231.57x = 20,598,850,316.67 - Step 5: Solve for x
x = 20,598,850,316.67/155,231.57 - Step 6: Final answer
x = 132,697.56
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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.