Finding the Fourth Proportional to 92,693.97, 139,038.26 and 22,572.27
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Solution
The fourth proportional to 92,693.97, 139,038.26 and 22,572.27 is: 33,857.75
Step by Step Solution
- Step 1: Write the proportion equation
92,693.97 : 139,038.26 = 22,572.27 : x - Step 2: Convert to fraction form
92,693.97/139,038.26 = 22,572.27/x - Step 3: Cross multiply
92,693.97x = 139,038.26 × 22,572.27 - Step 4: Simplify right side
92,693.97x = 3,138,409,032.19 - Step 5: Solve for x
x = 3,138,409,032.19/92,693.97 - Step 6: Final answer
x = 33,857.75
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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.