Finding the Fourth Proportional to 125,526.19, 173,225.93 and 68,937.56
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Solution
The fourth proportional to 125,526.19, 173,225.93 and 68,937.56 is: 95,133.72
Step by Step Solution
- Step 1: Write the proportion equation
125,526.19 : 173,225.93 = 68,937.56 : x - Step 2: Convert to fraction form
125,526.19/173,225.93 = 68,937.56/x - Step 3: Cross multiply
125,526.19x = 173,225.93 × 68,937.56 - Step 4: Simplify right side
125,526.19x = 11,941,773,031.31 - Step 5: Solve for x
x = 11,941,773,031.31/125,526.19 - Step 6: Final answer
x = 95,133.72
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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.