Finding the Fourth Proportional to 238,851.68, 358,420.28 and 89,197.08
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Solution
The fourth proportional to 238,851.68, 358,420.28 and 89,197.08 is: 133,848.93
Step by Step Solution
- Step 1: Write the proportion equation
238,851.68 : 358,420.28 = 89,197.08 : x - Step 2: Convert to fraction form
238,851.68/358,420.28 = 89,197.08/x - Step 3: Cross multiply
238,851.68x = 358,420.28 × 89,197.08 - Step 4: Simplify right side
238,851.68x = 31,970,042,388.78 - Step 5: Solve for x
x = 31,970,042,388.78/238,851.68 - Step 6: Final answer
x = 133,848.93
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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.