Finding the Fourth Proportional to 134,302.26, 185,400.50 and 85,268.52
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Solution
The fourth proportional to 134,302.26, 185,400.50 and 85,268.52 is: 117,710.80
Step by Step Solution
- Step 1: Write the proportion equation
134,302.26 : 185,400.50 = 85,268.52 : x - Step 2: Convert to fraction form
134,302.26/185,400.50 = 85,268.52/x - Step 3: Cross multiply
134,302.26x = 185,400.50 × 85,268.52 - Step 4: Simplify right side
134,302.26x = 15,808,826,242.26 - Step 5: Solve for x
x = 15,808,826,242.26/134,302.26 - Step 6: Final answer
x = 117,710.80
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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.