Finding the Fourth Proportional to 178,577.28, 246,435.93 and 98,006.13
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Solution
The fourth proportional to 178,577.28, 246,435.93 and 98,006.13 is: 135,248.07
Step by Step Solution
- Step 1: Write the proportion equation
178,577.28 : 246,435.93 = 98,006.13 : x - Step 2: Convert to fraction form
178,577.28/246,435.93 = 98,006.13/x - Step 3: Cross multiply
178,577.28x = 246,435.93 × 98,006.13 - Step 4: Simplify right side
178,577.28x = 24,152,231,792.25 - Step 5: Solve for x
x = 24,152,231,792.25/178,577.28 - Step 6: Final answer
x = 135,248.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.