Finding the Fourth Proportional to 188,962.02, 282,777.30 and 117,918.09
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Solution
The fourth proportional to 188,962.02, 282,777.30 and 117,918.09 is: 176,461.70
Step by Step Solution
- Step 1: Write the proportion equation
188,962.02 : 282,777.30 = 117,918.09 : x - Step 2: Convert to fraction form
188,962.02/282,777.30 = 117,918.09/x - Step 3: Cross multiply
188,962.02x = 282,777.30 × 117,918.09 - Step 4: Simplify right side
188,962.02x = 33,344,559,111.36 - Step 5: Solve for x
x = 33,344,559,111.36/188,962.02 - Step 6: Final answer
x = 176,461.70
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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.