Finding the Fourth Proportional to 235,002.42, 352,503.63 and 142,098.66
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Solution
The fourth proportional to 235,002.42, 352,503.63 and 142,098.66 is: 213,147.99
Step by Step Solution
- Step 1: Write the proportion equation
235,002.42 : 352,503.63 = 142,098.66 : x - Step 2: Convert to fraction form
235,002.42/352,503.63 = 142,098.66/x - Step 3: Cross multiply
235,002.42x = 352,503.63 × 142,098.66 - Step 4: Simplify right side
235,002.42x = 50,090,293,468.14 - Step 5: Solve for x
x = 50,090,293,468.14/235,002.42 - Step 6: Final answer
x = 213,147.99
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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.