Finding the Fourth Proportional to 236,695.29, 326,641.74 and 134,715.75
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Solution
The fourth proportional to 236,695.29, 326,641.74 and 134,715.75 is: 185,909.01
Step by Step Solution
- Step 1: Write the proportion equation
236,695.29 : 326,641.74 = 134,715.75 : x - Step 2: Convert to fraction form
236,695.29/326,641.74 = 134,715.75/x - Step 3: Cross multiply
236,695.29x = 326,641.74 × 134,715.75 - Step 4: Simplify right side
236,695.29x = 44,003,786,985.41 - Step 5: Solve for x
x = 44,003,786,985.41/236,695.29 - Step 6: Final answer
x = 185,909.01
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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.