Finding the Fourth Proportional to 545,135.87, 817,745.32 and 166,088.96
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Solution
The fourth proportional to 545,135.87, 817,745.32 and 166,088.96 is: 249,146.09
Step by Step Solution
- Step 1: Write the proportion equation
545,135.87 : 817,745.32 = 166,088.96 : x - Step 2: Convert to fraction form
545,135.87/817,745.32 = 166,088.96/x - Step 3: Cross multiply
545,135.87x = 817,745.32 × 166,088.96 - Step 4: Simplify right side
545,135.87x = 135,818,473,528.91 - Step 5: Solve for x
x = 135,818,473,528.91/545,135.87 - Step 6: Final answer
x = 249,146.09
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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.