Finding the Fourth Proportional to 170,865.71, 235,784.91 and 102,032.84
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Solution
The fourth proportional to 170,865.71, 235,784.91 and 102,032.84 is: 140,799.49
Step by Step Solution
- Step 1: Write the proportion equation
170,865.71 : 235,784.91 = 102,032.84 : x - Step 2: Convert to fraction form
170,865.71/235,784.91 = 102,032.84/x - Step 3: Cross multiply
170,865.71x = 235,784.91 × 102,032.84 - Step 4: Simplify right side
170,865.71x = 24,057,804,585.91 - Step 5: Solve for x
x = 24,057,804,585.91/170,865.71 - Step 6: Final answer
x = 140,799.49
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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.