Finding the Fourth Proportional to 97,970.25, 147,020.84 and 35,640.75
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Solution
The fourth proportional to 97,970.25, 147,020.84 and 35,640.75 is: 53,484.94
Step by Step Solution
- Step 1: Write the proportion equation
97,970.25 : 147,020.84 = 35,640.75 : x - Step 2: Convert to fraction form
97,970.25/147,020.84 = 35,640.75/x - Step 3: Cross multiply
97,970.25x = 147,020.84 × 35,640.75 - Step 4: Simplify right side
97,970.25x = 5,239,933,003.23 - Step 5: Solve for x
x = 5,239,933,003.23/97,970.25 - Step 6: Final answer
x = 53,484.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.