Finding the Fourth Proportional to 155,150.93, 232,721.76 and 42,837.99
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Solution
The fourth proportional to 155,150.93, 232,721.76 and 42,837.99 is: 64,255.71
Step by Step Solution
- Step 1: Write the proportion equation
155,150.93 : 232,721.76 = 42,837.99 : x - Step 2: Convert to fraction form
155,150.93/232,721.76 = 42,837.99/x - Step 3: Cross multiply
155,150.93x = 232,721.76 × 42,837.99 - Step 4: Simplify right side
155,150.93x = 9,969,332,427.66 - Step 5: Solve for x
x = 9,969,332,427.66/155,150.93 - Step 6: Final answer
x = 64,255.71
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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.