Finding the Fourth Proportional to 96,783.76, 145,175.64 and 26,663.08
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Solution
The fourth proportional to 96,783.76, 145,175.64 and 26,663.08 is: 39,994.62
Step by Step Solution
- Step 1: Write the proportion equation
96,783.76 : 145,175.64 = 26,663.08 : x - Step 2: Convert to fraction form
96,783.76/145,175.64 = 26,663.08/x - Step 3: Cross multiply
96,783.76x = 145,175.64 × 26,663.08 - Step 4: Simplify right side
96,783.76x = 3,870,829,703.37 - Step 5: Solve for x
x = 3,870,829,703.37/96,783.76 - Step 6: Final answer
x = 39,994.62
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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.