Finding the Fourth Proportional to 250,982.15, 346,355.79 and 136,260.93
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Solution
The fourth proportional to 250,982.15, 346,355.79 and 136,260.93 is: 188,040.32
Step by Step Solution
- Step 1: Write the proportion equation
250,982.15 : 346,355.79 = 136,260.93 : x - Step 2: Convert to fraction form
250,982.15/346,355.79 = 136,260.93/x - Step 3: Cross multiply
250,982.15x = 346,355.79 × 136,260.93 - Step 4: Simplify right side
250,982.15x = 47,194,762,056.28 - Step 5: Solve for x
x = 47,194,762,056.28/250,982.15 - Step 6: Final answer
x = 188,040.32
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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.