Finding the Fourth Proportional to 88,726.99, 132,979.74 and 44,366.44
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Solution
The fourth proportional to 88,726.99, 132,979.74 and 44,366.44 is: 66,494.28
Step by Step Solution
- Step 1: Write the proportion equation
88,726.99 : 132,979.74 = 44,366.44 : x - Step 2: Convert to fraction form
88,726.99/132,979.74 = 44,366.44/x - Step 3: Cross multiply
88,726.99x = 132,979.74 × 44,366.44 - Step 4: Simplify right side
88,726.99x = 5,899,837,655.93 - Step 5: Solve for x
x = 5,899,837,655.93/88,726.99 - Step 6: Final answer
x = 66,494.28
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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.