Finding the Fourth Proportional to 124,612.57, 186,909.77 and 48,696.84
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Solution
The fourth proportional to 124,612.57, 186,909.77 and 48,696.84 is: 73,041.71
Step by Step Solution
- Step 1: Write the proportion equation
124,612.57 : 186,909.77 = 48,696.84 : x - Step 2: Convert to fraction form
124,612.57/186,909.77 = 48,696.84/x - Step 3: Cross multiply
124,612.57x = 186,909.77 × 48,696.84 - Step 4: Simplify right side
124,612.57x = 9,101,915,164.13 - Step 5: Solve for x
x = 9,101,915,164.13/124,612.57 - Step 6: Final answer
x = 73,041.71
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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.