Finding the Fourth Proportional to 124,486.35, 186,466.95 and 84,529.86
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Solution
The fourth proportional to 124,486.35, 186,466.95 and 84,529.86 is: 126,616.49
Step by Step Solution
- Step 1: Write the proportion equation
124,486.35 : 186,466.95 = 84,529.86 : x - Step 2: Convert to fraction form
124,486.35/186,466.95 = 84,529.86/x - Step 3: Cross multiply
124,486.35x = 186,466.95 × 84,529.86 - Step 4: Simplify right side
124,486.35x = 15,762,025,178.13 - Step 5: Solve for x
x = 15,762,025,178.13/124,486.35 - Step 6: Final answer
x = 126,616.49
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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.