Finding the Fourth Proportional to 97,722.84, 134,857.26 and 53,010.84
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Solution
The fourth proportional to 97,722.84, 134,857.26 and 53,010.84 is: 73,154.82
Step by Step Solution
- Step 1: Write the proportion equation
97,722.84 : 134,857.26 = 53,010.84 : x - Step 2: Convert to fraction form
97,722.84/134,857.26 = 53,010.84/x - Step 3: Cross multiply
97,722.84x = 134,857.26 × 53,010.84 - Step 4: Simplify right side
97,722.84x = 7,148,896,632.70 - Step 5: Solve for x
x = 7,148,896,632.70/97,722.84 - Step 6: Final answer
x = 73,154.82
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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.