Finding the Fourth Proportional to 146,518.08, 202,088.16 and 92,811.84
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Solution
The fourth proportional to 146,518.08, 202,088.16 and 92,811.84 is: 128,012.69
Step by Step Solution
- Step 1: Write the proportion equation
146,518.08 : 202,088.16 = 92,811.84 : x - Step 2: Convert to fraction form
146,518.08/202,088.16 = 92,811.84/x - Step 3: Cross multiply
146,518.08x = 202,088.16 × 92,811.84 - Step 4: Simplify right side
146,518.08x = 18,756,173,971.81 - Step 5: Solve for x
x = 18,756,173,971.81/146,518.08 - Step 6: Final answer
x = 128,012.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.