Finding the Fourth Proportional to 292,135.73, 438,395.06 and 102,591.14
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Solution
The fourth proportional to 292,135.73, 438,395.06 and 102,591.14 is: 153,953.95
Step by Step Solution
- Step 1: Write the proportion equation
292,135.73 : 438,395.06 = 102,591.14 : x - Step 2: Convert to fraction form
292,135.73/438,395.06 = 102,591.14/x - Step 3: Cross multiply
292,135.73x = 438,395.06 × 102,591.14 - Step 4: Simplify right side
292,135.73x = 44,975,450,328.23 - Step 5: Solve for x
x = 44,975,450,328.23/292,135.73 - Step 6: Final answer
x = 153,953.95
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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.