Finding the Fourth Proportional to 159,117.06, 219,566.52 and 94,581.12
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Solution
The fourth proportional to 159,117.06, 219,566.52 and 94,581.12 is: 130,513.02
Step by Step Solution
- Step 1: Write the proportion equation
159,117.06 : 219,566.52 = 94,581.12 : x - Step 2: Convert to fraction form
159,117.06/219,566.52 = 94,581.12/x - Step 3: Cross multiply
159,117.06x = 219,566.52 × 94,581.12 - Step 4: Simplify right side
159,117.06x = 20,766,847,376.10 - Step 5: Solve for x
x = 20,766,847,376.10/159,117.06 - Step 6: Final answer
x = 130,513.02
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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.