Finding the Fourth Proportional to 174,309.49, 240,554.97 and 136,518.13
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Solution
The fourth proportional to 174,309.49, 240,554.97 and 136,518.13 is: 188,401.18
Step by Step Solution
- Step 1: Write the proportion equation
174,309.49 : 240,554.97 = 136,518.13 : x - Step 2: Convert to fraction form
174,309.49/240,554.97 = 136,518.13/x - Step 3: Cross multiply
174,309.49x = 240,554.97 × 136,518.13 - Step 4: Simplify right side
174,309.49x = 32,840,112,781.24 - Step 5: Solve for x
x = 32,840,112,781.24/174,309.49 - Step 6: Final answer
x = 188,401.18
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1.5x scale
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.