Finding the Fourth Proportional to 122,750.26, 183,229.27 and 105,332.02
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Solution
The fourth proportional to 122,750.26, 183,229.27 and 105,332.02 is: 157,229.07
Step by Step Solution
- Step 1: Write the proportion equation
122,750.26 : 183,229.27 = 105,332.02 : x - Step 2: Convert to fraction form
122,750.26/183,229.27 = 105,332.02/x - Step 3: Cross multiply
122,750.26x = 183,229.27 × 105,332.02 - Step 4: Simplify right side
122,750.26x = 19,299,909,132.23 - Step 5: Solve for x
x = 19,299,909,132.23/122,750.26 - Step 6: Final answer
x = 157,229.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.