Finding the Fourth Proportional to 92,405.35, 127,519.21 and 52,118.99
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Solution
The fourth proportional to 92,405.35, 127,519.21 and 52,118.99 is: 71,924.11
Step by Step Solution
- Step 1: Write the proportion equation
92,405.35 : 127,519.21 = 52,118.99 : x - Step 2: Convert to fraction form
92,405.35/127,519.21 = 52,118.99/x - Step 3: Cross multiply
92,405.35x = 127,519.21 × 52,118.99 - Step 4: Simplify right side
92,405.35x = 6,646,172,336.55 - Step 5: Solve for x
x = 6,646,172,336.55/92,405.35 - Step 6: Final answer
x = 71,924.11
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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.