Finding the Fourth Proportional to 144,447.35, 216,698.16 and 65,567.12
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Solution
The fourth proportional to 144,447.35, 216,698.16 and 65,567.12 is: 98,362.99
Step by Step Solution
- Step 1: Write the proportion equation
144,447.35 : 216,698.16 = 65,567.12 : x - Step 2: Convert to fraction form
144,447.35/216,698.16 = 65,567.12/x - Step 3: Cross multiply
144,447.35x = 216,698.16 × 65,567.12 - Step 4: Simplify right side
144,447.35x = 14,208,273,177.01 - Step 5: Solve for x
x = 14,208,273,177.01/144,447.35 - Step 6: Final answer
x = 98,362.99
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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.