Finding the Fourth Proportional to 88,854.94, 133,289.30 and 29,690.82
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Solution
The fourth proportional to 88,854.94, 133,289.30 and 29,690.82 is: 44,538.53
Step by Step Solution
- Step 1: Write the proportion equation
88,854.94 : 133,289.30 = 29,690.82 : x - Step 2: Convert to fraction form
88,854.94/133,289.30 = 29,690.82/x - Step 3: Cross multiply
88,854.94x = 133,289.30 × 29,690.82 - Step 4: Simplify right side
88,854.94x = 3,957,468,318.12 - Step 5: Solve for x
x = 3,957,468,318.12/88,854.94 - Step 6: Final answer
x = 44,538.53
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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.