Finding the Fourth Proportional to 88,766.24, 133,140.64 and 26,437.28
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Solution
The fourth proportional to 88,766.24, 133,140.64 and 26,437.28 is: 39,653.32
Step by Step Solution
- Step 1: Write the proportion equation
88,766.24 : 133,140.64 = 26,437.28 : x - Step 2: Convert to fraction form
88,766.24/133,140.64 = 26,437.28/x - Step 3: Cross multiply
88,766.24x = 133,140.64 × 26,437.28 - Step 4: Simplify right side
88,766.24x = 3,519,876,379.06 - Step 5: Solve for x
x = 3,519,876,379.06/88,766.24 - Step 6: Final answer
x = 39,653.32
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1.5x scale
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.