Finding the Fourth Proportional to 152,816.68, 210,883.68 and 84,829.68
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Solution
The fourth proportional to 152,816.68, 210,883.68 and 84,829.68 is: 117,063.11
Step by Step Solution
- Step 1: Write the proportion equation
152,816.68 : 210,883.68 = 84,829.68 : x - Step 2: Convert to fraction form
152,816.68/210,883.68 = 84,829.68/x - Step 3: Cross multiply
152,816.68x = 210,883.68 × 84,829.68 - Step 4: Simplify right side
152,816.68x = 17,889,195,091.62 - Step 5: Solve for x
x = 17,889,195,091.62/152,816.68 - Step 6: Final answer
x = 117,063.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.