Finding the Fourth Proportional to 292,135.74, 438,252.03 and 102,546.90
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Solution
The fourth proportional to 292,135.74, 438,252.03 and 102,546.90 is: 153,837.35
Step by Step Solution
- Step 1: Write the proportion equation
292,135.74 : 438,252.03 = 102,546.90 : x - Step 2: Convert to fraction form
292,135.74/438,252.03 = 102,546.90/x - Step 3: Cross multiply
292,135.74x = 438,252.03 × 102,546.90 - Step 4: Simplify right side
292,135.74x = 44,941,387,095.21 - Step 5: Solve for x
x = 44,941,387,095.21/292,135.74 - Step 6: Final answer
x = 153,837.35
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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.