Finding the Fourth Proportional to 132,276.23, 182,552.47 and 74,925.77
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Solution
The fourth proportional to 132,276.23, 182,552.47 and 74,925.77 is: 103,403.95
Step by Step Solution
- Step 1: Write the proportion equation
132,276.23 : 182,552.47 = 74,925.77 : x - Step 2: Convert to fraction form
132,276.23/182,552.47 = 74,925.77/x - Step 3: Cross multiply
132,276.23x = 182,552.47 × 74,925.77 - Step 4: Simplify right side
132,276.23x = 13,677,884,649.22 - Step 5: Solve for x
x = 13,677,884,649.22/132,276.23 - Step 6: Final answer
x = 103,403.95
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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.