Finding the Fourth Proportional to 96,418.24, 144,565.44 and 46,432.96
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Solution
The fourth proportional to 96,418.24, 144,565.44 and 46,432.96 is: 69,619.62
Step by Step Solution
- Step 1: Write the proportion equation
96,418.24 : 144,565.44 = 46,432.96 : x - Step 2: Convert to fraction form
96,418.24/144,565.44 = 46,432.96/x - Step 3: Cross multiply
96,418.24x = 144,565.44 × 46,432.96 - Step 4: Simplify right side
96,418.24x = 6,712,601,292.90 - Step 5: Solve for x
x = 6,712,601,292.90/96,418.24 - Step 6: Final answer
x = 69,619.62
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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.