Finding the Fourth Proportional to 134,322.48, 185,368.17 and 73,896.48
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Solution
The fourth proportional to 134,322.48, 185,368.17 and 73,896.48 is: 101,978.87
Step by Step Solution
- Step 1: Write the proportion equation
134,322.48 : 185,368.17 = 73,896.48 : x - Step 2: Convert to fraction form
134,322.48/185,368.17 = 73,896.48/x - Step 3: Cross multiply
134,322.48x = 185,368.17 × 73,896.48 - Step 4: Simplify right side
134,322.48x = 13,698,055,267.04 - Step 5: Solve for x
x = 13,698,055,267.04/134,322.48 - Step 6: Final answer
x = 101,978.87
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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.