Finding the Fourth Proportional to 117,485.83, 176,214.97 and 38,580.63
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Solution
The fourth proportional to 117,485.83, 176,214.97 and 38,580.63 is: 57,866.42
Step by Step Solution
- Step 1: Write the proportion equation
117,485.83 : 176,214.97 = 38,580.63 : x - Step 2: Convert to fraction form
117,485.83/176,214.97 = 38,580.63/x - Step 3: Cross multiply
117,485.83x = 176,214.97 × 38,580.63 - Step 4: Simplify right side
117,485.83x = 6,798,484,558.03 - Step 5: Solve for x
x = 6,798,484,558.03/117,485.83 - Step 6: Final answer
x = 57,866.42
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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.