Finding the Fourth Proportional to 195,966.08, 270,437.64 and 106,542.08
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Solution
The fourth proportional to 195,966.08, 270,437.64 and 106,542.08 is: 147,030.49
Step by Step Solution
- Step 1: Write the proportion equation
195,966.08 : 270,437.64 = 106,542.08 : x - Step 2: Convert to fraction form
195,966.08/270,437.64 = 106,542.08/x - Step 3: Cross multiply
195,966.08x = 270,437.64 × 106,542.08 - Step 4: Simplify right side
195,966.08x = 28,812,988,675.89 - Step 5: Solve for x
x = 28,812,988,675.89/195,966.08 - Step 6: Final answer
x = 147,030.49
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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.