Finding the Fourth Proportional to 214,785.08, 296,386.06 and 124,146.92
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Solution
The fourth proportional to 214,785.08, 296,386.06 and 124,146.92 is: 171,312.72
Step by Step Solution
- Step 1: Write the proportion equation
214,785.08 : 296,386.06 = 124,146.92 : x - Step 2: Convert to fraction form
214,785.08/296,386.06 = 124,146.92/x - Step 3: Cross multiply
214,785.08x = 296,386.06 × 124,146.92 - Step 4: Simplify right side
214,785.08x = 36,795,416,479.94 - Step 5: Solve for x
x = 36,795,416,479.94/214,785.08 - Step 6: Final answer
x = 171,312.72
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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.