Finding the Fourth Proportional to 202,617.60, 303,830.96 and 118,402.08
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Solution
The fourth proportional to 202,617.60, 303,830.96 and 118,402.08 is: 177,547.35
Step by Step Solution
- Step 1: Write the proportion equation
202,617.60 : 303,830.96 = 118,402.08 : x - Step 2: Convert to fraction form
202,617.60/303,830.96 = 118,402.08/x - Step 3: Cross multiply
202,617.60x = 303,830.96 × 118,402.08 - Step 4: Simplify right side
202,617.60x = 35,974,217,632.40 - Step 5: Solve for x
x = 35,974,217,632.40/202,617.60 - Step 6: Final answer
x = 177,547.35
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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.