Finding the Fourth Proportional to 116,317.95, 173,688.98 and 92,356.63
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Solution
The fourth proportional to 116,317.95, 173,688.98 and 92,356.63 is: 137,909.32
Step by Step Solution
- Step 1: Write the proportion equation
116,317.95 : 173,688.98 = 92,356.63 : x - Step 2: Convert to fraction form
116,317.95/173,688.98 = 92,356.63/x - Step 3: Cross multiply
116,317.95x = 173,688.98 × 92,356.63 - Step 4: Simplify right side
116,317.95x = 16,041,329,232.69 - Step 5: Solve for x
x = 16,041,329,232.69/116,317.95 - Step 6: Final answer
x = 137,909.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.