Finding the Fourth Proportional to 125,064.02, 172,592.70 and 68,475.80
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Solution
The fourth proportional to 125,064.02, 172,592.70 and 68,475.80 is: 94,498.99
Step by Step Solution
- Step 1: Write the proportion equation
125,064.02 : 172,592.70 = 68,475.80 : x - Step 2: Convert to fraction form
125,064.02/172,592.70 = 68,475.80/x - Step 3: Cross multiply
125,064.02x = 172,592.70 × 68,475.80 - Step 4: Simplify right side
125,064.02x = 11,818,423,206.66 - Step 5: Solve for x
x = 11,818,423,206.66/125,064.02 - Step 6: Final answer
x = 94,498.99
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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.