Finding the Fourth Proportional to 125,070.34, 172,598.97 and 68,486.98
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Solution
The fourth proportional to 125,070.34, 172,598.97 and 68,486.98 is: 94,513.07
Step by Step Solution
- Step 1: Write the proportion equation
125,070.34 : 172,598.97 = 68,486.98 : x - Step 2: Convert to fraction form
125,070.34/172,598.97 = 68,486.98/x - Step 3: Cross multiply
125,070.34x = 172,598.97 × 68,486.98 - Step 4: Simplify right side
125,070.34x = 11,820,782,206.41 - Step 5: Solve for x
x = 11,820,782,206.41/125,070.34 - Step 6: Final answer
x = 94,513.07
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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.