Finding the Fourth Proportional to 115,006.02, 158,664.58 and 84,863.49
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Solution
The fourth proportional to 115,006.02, 158,664.58 and 84,863.49 is: 117,079.35
Step by Step Solution
- Step 1: Write the proportion equation
115,006.02 : 158,664.58 = 84,863.49 : x - Step 2: Convert to fraction form
115,006.02/158,664.58 = 84,863.49/x - Step 3: Cross multiply
115,006.02x = 158,664.58 × 84,863.49 - Step 4: Simplify right side
115,006.02x = 13,464,829,998.18 - Step 5: Solve for x
x = 13,464,829,998.18/115,006.02 - Step 6: Final answer
x = 117,079.35
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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.