Finding the Fourth Proportional to 250,975.18, 346,351.76 and 136,258.65
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Solution
The fourth proportional to 250,975.18, 346,351.76 and 136,258.65 is: 188,040.19
Step by Step Solution
- Step 1: Write the proportion equation
250,975.18 : 346,351.76 = 136,258.65 : x - Step 2: Convert to fraction form
250,975.18/346,351.76 = 136,258.65/x - Step 3: Cross multiply
250,975.18x = 346,351.76 × 136,258.65 - Step 4: Simplify right side
250,975.18x = 47,193,420,829.67 - Step 5: Solve for x
x = 47,193,420,829.67/250,975.18 - Step 6: Final answer
x = 188,040.19
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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.