Finding the Fourth Proportional to 91,699.04, 137,503.16 and 32,525.84
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Solution
The fourth proportional to 91,699.04, 137,503.16 and 32,525.84 is: 48,772.66
Step by Step Solution
- Step 1: Write the proportion equation
91,699.04 : 137,503.16 = 32,525.84 : x - Step 2: Convert to fraction form
91,699.04/137,503.16 = 32,525.84/x - Step 3: Cross multiply
91,699.04x = 137,503.16 × 32,525.84 - Step 4: Simplify right side
91,699.04x = 4,472,405,781.65 - Step 5: Solve for x
x = 4,472,405,781.65/91,699.04 - Step 6: Final answer
x = 48,772.66
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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.