Finding the Fourth Proportional to 134,418.08, 185,497.62 and 73,994.80
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Solution
The fourth proportional to 134,418.08, 185,497.62 and 73,994.80 is: 102,113.19
Step by Step Solution
- Step 1: Write the proportion equation
134,418.08 : 185,497.62 = 73,994.80 : x - Step 2: Convert to fraction form
134,418.08/185,497.62 = 73,994.80/x - Step 3: Cross multiply
134,418.08x = 185,497.62 × 73,994.80 - Step 4: Simplify right side
134,418.08x = 13,725,859,292.38 - Step 5: Solve for x
x = 13,725,859,292.38/134,418.08 - Step 6: Final answer
x = 102,113.19
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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.