Finding the Fourth Proportional to 98,295.26, 135,510.02 and 83,126.94
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Solution
The fourth proportional to 98,295.26, 135,510.02 and 83,126.94 is: 114,598.95
Step by Step Solution
- Step 1: Write the proportion equation
98,295.26 : 135,510.02 = 83,126.94 : x - Step 2: Convert to fraction form
98,295.26/135,510.02 = 83,126.94/x - Step 3: Cross multiply
98,295.26x = 135,510.02 × 83,126.94 - Step 4: Simplify right side
98,295.26x = 11,264,533,301.94 - Step 5: Solve for x
x = 11,264,533,301.94/98,295.26 - Step 6: Final answer
x = 114,598.95
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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.