Finding the Fourth Proportional to 97,722.07, 134,856.42 and 53,010.07
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Solution
The fourth proportional to 97,722.07, 134,856.42 and 53,010.07 is: 73,153.88
Step by Step Solution
- Step 1: Write the proportion equation
97,722.07 : 134,856.42 = 53,010.07 : x - Step 2: Convert to fraction form
97,722.07/134,856.42 = 53,010.07/x - Step 3: Cross multiply
97,722.07x = 134,856.42 × 53,010.07 - Step 4: Simplify right side
97,722.07x = 7,148,748,264.15 - Step 5: Solve for x
x = 7,148,748,264.15/97,722.07 - Step 6: Final answer
x = 73,153.88
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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.