Finding the Fourth Proportional to 92,317.91, 138,476.85 and 29,182.37
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Solution
The fourth proportional to 92,317.91, 138,476.85 and 29,182.37 is: 43,773.55
Step by Step Solution
- Step 1: Write the proportion equation
92,317.91 : 138,476.85 = 29,182.37 : x - Step 2: Convert to fraction form
92,317.91/138,476.85 = 29,182.37/x - Step 3: Cross multiply
92,317.91x = 138,476.85 × 29,182.37 - Step 4: Simplify right side
92,317.91x = 4,041,082,673.13 - Step 5: Solve for x
x = 4,041,082,673.13/92,317.91 - Step 6: Final answer
x = 43,773.55
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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.