Finding the Fourth Proportional to 88,277.26, 121,813.50 and 52,460.38
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Solution
The fourth proportional to 88,277.26, 121,813.50 and 52,460.38 is: 72,389.91
Step by Step Solution
- Step 1: Write the proportion equation
88,277.26 : 121,813.50 = 52,460.38 : x - Step 2: Convert to fraction form
88,277.26/121,813.50 = 52,460.38/x - Step 3: Cross multiply
88,277.26x = 121,813.50 × 52,460.38 - Step 4: Simplify right side
88,277.26x = 6,390,382,499.13 - Step 5: Solve for x
x = 6,390,382,499.13/88,277.26 - Step 6: Final answer
x = 72,389.91
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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.