Finding the Fourth Proportional to 174,237.84, 261,259.56 and 85,299.84
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Solution
The fourth proportional to 174,237.84, 261,259.56 and 85,299.84 is: 127,902.17
Step by Step Solution
- Step 1: Write the proportion equation
174,237.84 : 261,259.56 = 85,299.84 : x - Step 2: Convert to fraction form
174,237.84/261,259.56 = 85,299.84/x - Step 3: Cross multiply
174,237.84x = 261,259.56 × 85,299.84 - Step 4: Simplify right side
174,237.84x = 22,285,398,666.47 - Step 5: Solve for x
x = 22,285,398,666.47/174,237.84 - Step 6: Final answer
x = 127,902.17
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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.