Finding the Fourth Proportional to 236,303.19, 325,985.85 and 159,849.05
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Solution
The fourth proportional to 236,303.19, 325,985.85 and 159,849.05 is: 220,515.55
Step by Step Solution
- Step 1: Write the proportion equation
236,303.19 : 325,985.85 = 159,849.05 : x - Step 2: Convert to fraction form
236,303.19/325,985.85 = 159,849.05/x - Step 3: Cross multiply
236,303.19x = 325,985.85 × 159,849.05 - Step 4: Simplify right side
236,303.19x = 52,108,526,806.01 - Step 5: Solve for x
x = 52,108,526,806.01/236,303.19 - Step 6: Final answer
x = 220,515.55
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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.