Finding the Fourth Proportional to 254,569.18, 351,368.98 and 147,201.12
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Solution
The fourth proportional to 254,569.18, 351,368.98 and 147,201.12 is: 203,174.27
Step by Step Solution
- Step 1: Write the proportion equation
254,569.18 : 351,368.98 = 147,201.12 : x - Step 2: Convert to fraction form
254,569.18/351,368.98 = 147,201.12/x - Step 3: Cross multiply
254,569.18x = 351,368.98 × 147,201.12 - Step 4: Simplify right side
254,569.18x = 51,721,907,389.26 - Step 5: Solve for x
x = 51,721,907,389.26/254,569.18 - Step 6: Final answer
x = 203,174.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.