Finding the Fourth Proportional to 170,126.28, 234,774.36 and 98,510.10
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Solution
The fourth proportional to 170,126.28, 234,774.36 and 98,510.10 is: 135,943.99
Step by Step Solution
- Step 1: Write the proportion equation
170,126.28 : 234,774.36 = 98,510.10 : x - Step 2: Convert to fraction form
170,126.28/234,774.36 = 98,510.10/x - Step 3: Cross multiply
170,126.28x = 234,774.36 × 98,510.10 - Step 4: Simplify right side
170,126.28x = 23,127,645,681.04 - Step 5: Solve for x
x = 23,127,645,681.04/170,126.28 - Step 6: Final answer
x = 135,943.99
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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.