Finding the Fourth Proportional to 185,841.27, 256,501.77 and 122,184.99
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Solution
The fourth proportional to 185,841.27, 256,501.77 and 122,184.99 is: 168,642.12
Step by Step Solution
- Step 1: Write the proportion equation
185,841.27 : 256,501.77 = 122,184.99 : x - Step 2: Convert to fraction form
185,841.27/256,501.77 = 122,184.99/x - Step 3: Cross multiply
185,841.27x = 256,501.77 × 122,184.99 - Step 4: Simplify right side
185,841.27x = 31,340,666,202.43 - Step 5: Solve for x
x = 31,340,666,202.43/185,841.27 - Step 6: Final answer
x = 168,642.12
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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.