Finding the Fourth Proportional to 158,390.09, 237,625.39 and 46,070.31
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Solution
The fourth proportional to 158,390.09, 237,625.39 and 46,070.31 is: 69,117.17
Step by Step Solution
- Step 1: Write the proportion equation
158,390.09 : 237,625.39 = 46,070.31 : x - Step 2: Convert to fraction form
158,390.09/237,625.39 = 46,070.31/x - Step 3: Cross multiply
158,390.09x = 237,625.39 × 46,070.31 - Step 4: Simplify right side
158,390.09x = 10,947,474,993.21 - Step 5: Solve for x
x = 10,947,474,993.21/158,390.09 - Step 6: Final answer
x = 69,117.17
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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.