Finding the Fourth Proportional to 97,195.19, 145,805.06 and 38,023.17
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Solution
The fourth proportional to 97,195.19, 145,805.06 and 38,023.17 is: 57,039.56
Step by Step Solution
- Step 1: Write the proportion equation
97,195.19 : 145,805.06 = 38,023.17 : x - Step 2: Convert to fraction form
97,195.19/145,805.06 = 38,023.17/x - Step 3: Cross multiply
97,195.19x = 145,805.06 × 38,023.17 - Step 4: Simplify right side
97,195.19x = 5,543,970,951.68 - Step 5: Solve for x
x = 5,543,970,951.68/97,195.19 - Step 6: Final answer
x = 57,039.56
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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.