Finding the Fourth Proportional to 230,692.06, 318,156.15 and 150,090.14
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Solution
The fourth proportional to 230,692.06, 318,156.15 and 150,090.14 is: 206,994.99
Step by Step Solution
- Step 1: Write the proportion equation
230,692.06 : 318,156.15 = 150,090.14 : x - Step 2: Convert to fraction form
230,692.06/318,156.15 = 150,090.14/x - Step 3: Cross multiply
230,692.06x = 318,156.15 × 150,090.14 - Step 4: Simplify right side
230,692.06x = 47,752,101,095.36 - Step 5: Solve for x
x = 47,752,101,095.36/230,692.06 - Step 6: Final answer
x = 206,994.99
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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.