Finding the Fourth Proportional to 148,333.98, 204,696.68 and 87,079.19
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Solution
The fourth proportional to 148,333.98, 204,696.68 and 87,079.19 is: 120,166.80
Step by Step Solution
- Step 1: Write the proportion equation
148,333.98 : 204,696.68 = 87,079.19 : x - Step 2: Convert to fraction form
148,333.98/204,696.68 = 87,079.19/x - Step 3: Cross multiply
148,333.98x = 204,696.68 × 87,079.19 - Step 4: Simplify right side
148,333.98x = 17,824,819,887.08 - Step 5: Solve for x
x = 17,824,819,887.08/148,333.98 - Step 6: Final answer
x = 120,166.80
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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.