Finding the Fourth Proportional to 125,913.23, 173,760.28 and 68,552.55
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Solution
The fourth proportional to 125,913.23, 173,760.28 and 68,552.55 is: 94,602.54
Step by Step Solution
- Step 1: Write the proportion equation
125,913.23 : 173,760.28 = 68,552.55 : x - Step 2: Convert to fraction form
125,913.23/173,760.28 = 68,552.55/x - Step 3: Cross multiply
125,913.23x = 173,760.28 × 68,552.55 - Step 4: Simplify right side
125,913.23x = 11,911,710,282.71 - Step 5: Solve for x
x = 11,911,710,282.71/125,913.23 - Step 6: Final answer
x = 94,602.54
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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.