Finding the Fourth Proportional to 194,968.80, 292,307.40 and 106,322.40
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Solution
The fourth proportional to 194,968.80, 292,307.40 and 106,322.40 is: 159,404.09
Step by Step Solution
- Step 1: Write the proportion equation
194,968.80 : 292,307.40 = 106,322.40 : x - Step 2: Convert to fraction form
194,968.80/292,307.40 = 106,322.40/x - Step 3: Cross multiply
194,968.80x = 292,307.40 × 106,322.40 - Step 4: Simplify right side
194,968.80x = 31,078,824,305.76 - Step 5: Solve for x
x = 31,078,824,305.76/194,968.80 - Step 6: Final answer
x = 159,404.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.