Finding the Fourth Proportional to 92,306.96, 138,483.82 and 25,747.08
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Solution
The fourth proportional to 92,306.96, 138,483.82 and 25,747.08 is: 38,627.14
Step by Step Solution
- Step 1: Write the proportion equation
92,306.96 : 138,483.82 = 25,747.08 : x - Step 2: Convert to fraction form
92,306.96/138,483.82 = 25,747.08/x - Step 3: Cross multiply
92,306.96x = 138,483.82 × 25,747.08 - Step 4: Simplify right side
92,306.96x = 3,565,553,992.25 - Step 5: Solve for x
x = 3,565,553,992.25/92,306.96 - Step 6: Final answer
x = 38,627.14
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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.