Finding the Fourth Proportional to 155,208.97, 232,602.94 and 70,864.58
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Solution
The fourth proportional to 155,208.97, 232,602.94 and 70,864.58 is: 106,200.75
Step by Step Solution
- Step 1: Write the proportion equation
155,208.97 : 232,602.94 = 70,864.58 : x - Step 2: Convert to fraction form
155,208.97/232,602.94 = 70,864.58/x - Step 3: Cross multiply
155,208.97x = 232,602.94 × 70,864.58 - Step 4: Simplify right side
155,208.97x = 16,483,309,649.87 - Step 5: Solve for x
x = 16,483,309,649.87/155,208.97 - Step 6: Final answer
x = 106,200.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.