Finding the Fourth Proportional to 176,878.36, 264,962.26 and 87,862.68
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Solution
The fourth proportional to 176,878.36, 264,962.26 and 87,862.68 is: 131,617.54
Step by Step Solution
- Step 1: Write the proportion equation
176,878.36 : 264,962.26 = 87,862.68 : x - Step 2: Convert to fraction form
176,878.36/264,962.26 = 87,862.68/x - Step 3: Cross multiply
176,878.36x = 264,962.26 × 87,862.68 - Step 4: Simplify right side
176,878.36x = 23,280,294,262.46 - Step 5: Solve for x
x = 23,280,294,262.46/176,878.36 - Step 6: Final answer
x = 131,617.54
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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.