Finding the Fourth Proportional to 219,726.24, 329,212.66 and 147,543.84
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Solution
The fourth proportional to 219,726.24, 329,212.66 and 147,543.84 is: 221,062.81
Step by Step Solution
- Step 1: Write the proportion equation
219,726.24 : 329,212.66 = 147,543.84 : x - Step 2: Convert to fraction form
219,726.24/329,212.66 = 147,543.84/x - Step 3: Cross multiply
219,726.24x = 329,212.66 × 147,543.84 - Step 4: Simplify right side
219,726.24x = 48,573,300,033.01 - Step 5: Solve for x
x = 48,573,300,033.01/219,726.24 - Step 6: Final answer
x = 221,062.81
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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.