Finding the Fourth Proportional to 92,530.91, 138,801.30 and 29,356.08
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Solution
The fourth proportional to 92,530.91, 138,801.30 and 29,356.08 is: 44,035.69
Step by Step Solution
- Step 1: Write the proportion equation
92,530.91 : 138,801.30 = 29,356.08 : x - Step 2: Convert to fraction form
92,530.91/138,801.30 = 29,356.08/x - Step 3: Cross multiply
92,530.91x = 138,801.30 × 29,356.08 - Step 4: Simplify right side
92,530.91x = 4,074,661,973.08 - Step 5: Solve for x
x = 4,074,661,973.08/92,530.91 - Step 6: Final answer
x = 44,035.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.