Finding the Fourth Proportional to 92,791.99, 139,186.76 and 22,671.91
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Solution
The fourth proportional to 92,791.99, 139,186.76 and 22,671.91 is: 34,007.56
Step by Step Solution
- Step 1: Write the proportion equation
92,791.99 : 139,186.76 = 22,671.91 : x - Step 2: Convert to fraction form
92,791.99/139,186.76 = 22,671.91/x - Step 3: Cross multiply
92,791.99x = 139,186.76 × 22,671.91 - Step 4: Simplify right side
92,791.99x = 3,155,628,999.98 - Step 5: Solve for x
x = 3,155,628,999.98/92,791.99 - Step 6: Final answer
x = 34,007.56
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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.