Finding the Fourth Proportional to 155,455.62, 233,148.60 and 60,688.05
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Solution
The fourth proportional to 155,455.62, 233,148.60 and 60,688.05 is: 91,018.48
Step by Step Solution
- Step 1: Write the proportion equation
155,455.62 : 233,148.60 = 60,688.05 : x - Step 2: Convert to fraction form
155,455.62/233,148.60 = 60,688.05/x - Step 3: Cross multiply
155,455.62x = 233,148.60 × 60,688.05 - Step 4: Simplify right side
155,455.62x = 14,149,333,894.23 - Step 5: Solve for x
x = 14,149,333,894.23/155,455.62 - Step 6: Final answer
x = 91,018.48
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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.