Finding the Fourth Proportional to 76,937.13, 115,102.04 and 58,270.95
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Solution
The fourth proportional to 76,937.13, 115,102.04 and 58,270.95 is: 87,176.44
Step by Step Solution
- Step 1: Write the proportion equation
76,937.13 : 115,102.04 = 58,270.95 : x - Step 2: Convert to fraction form
76,937.13/115,102.04 = 58,270.95/x - Step 3: Cross multiply
76,937.13x = 115,102.04 × 58,270.95 - Step 4: Simplify right side
76,937.13x = 6,707,104,926.38 - Step 5: Solve for x
x = 6,707,104,926.38/76,937.13 - Step 6: Final answer
x = 87,176.44
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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.