Finding the Fourth Proportional to 155,353.99, 232,936.67 and 101,358.78
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Solution
The fourth proportional to 155,353.99, 232,936.67 and 101,358.78 is: 151,976.64
Step by Step Solution
- Step 1: Write the proportion equation
155,353.99 : 232,936.67 = 101,358.78 : x - Step 2: Convert to fraction form
155,353.99/232,936.67 = 101,358.78/x - Step 3: Cross multiply
155,353.99x = 232,936.67 × 101,358.78 - Step 4: Simplify right side
155,353.99x = 23,610,176,688.46 - Step 5: Solve for x
x = 23,610,176,688.46/155,353.99 - Step 6: Final answer
x = 151,976.64
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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.