Finding the Fourth Proportional to 134,640.84, 202,223.70 and 109,699.32
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Solution
The fourth proportional to 134,640.84, 202,223.70 and 109,699.32 is: 164,762.80
Step by Step Solution
- Step 1: Write the proportion equation
134,640.84 : 202,223.70 = 109,699.32 : x - Step 2: Convert to fraction form
134,640.84/202,223.70 = 109,699.32/x - Step 3: Cross multiply
134,640.84x = 202,223.70 × 109,699.32 - Step 4: Simplify right side
134,640.84x = 22,183,802,377.88 - Step 5: Solve for x
x = 22,183,802,377.88/134,640.84 - Step 6: Final answer
x = 164,762.80
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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.