Finding the Fourth Proportional to 133,859.24, 201,038.46 and 117,854.42
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Solution
The fourth proportional to 133,859.24, 201,038.46 and 117,854.42 is: 177,001.39
Step by Step Solution
- Step 1: Write the proportion equation
133,859.24 : 201,038.46 = 117,854.42 : x - Step 2: Convert to fraction form
133,859.24/201,038.46 = 117,854.42/x - Step 3: Cross multiply
133,859.24x = 201,038.46 × 117,854.42 - Step 4: Simplify right side
133,859.24x = 23,693,271,100.99 - Step 5: Solve for x
x = 23,693,271,100.99/133,859.24 - Step 6: Final answer
x = 177,001.39
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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.