Finding the Fourth Proportional to 176,337.24, 265,718.09 and 145,855.32
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Solution
The fourth proportional to 176,337.24, 265,718.09 and 145,855.32 is: 219,785.66
Step by Step Solution
- Step 1: Write the proportion equation
176,337.24 : 265,718.09 = 145,855.32 : x - Step 2: Convert to fraction form
176,337.24/265,718.09 = 145,855.32/x - Step 3: Cross multiply
176,337.24x = 265,718.09 × 145,855.32 - Step 4: Simplify right side
176,337.24x = 38,756,397,046.74 - Step 5: Solve for x
x = 38,756,397,046.74/176,337.24 - Step 6: Final answer
x = 219,785.66
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.