Finding the Fourth Proportional to 97,458.23, 146,238.58 and 69,177.69
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Solution
The fourth proportional to 97,458.23, 146,238.58 and 69,177.69 is: 103,802.90
Step by Step Solution
- Step 1: Write the proportion equation
97,458.23 : 146,238.58 = 69,177.69 : x - Step 2: Convert to fraction form
97,458.23/146,238.58 = 69,177.69/x - Step 3: Cross multiply
97,458.23x = 146,238.58 × 69,177.69 - Step 4: Simplify right side
97,458.23x = 10,116,447,153.28 - Step 5: Solve for x
x = 10,116,447,153.28/97,458.23 - Step 6: Final answer
x = 103,802.90
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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.