Finding the Fourth Proportional to 88,626.84, 122,306.04 and 48,340.32
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Solution
The fourth proportional to 88,626.84, 122,306.04 and 48,340.32 is: 66,710.19
Step by Step Solution
- Step 1: Write the proportion equation
88,626.84 : 122,306.04 = 48,340.32 : x - Step 2: Convert to fraction form
88,626.84/122,306.04 = 48,340.32/x - Step 3: Cross multiply
88,626.84x = 122,306.04 × 48,340.32 - Step 4: Simplify right side
88,626.84x = 5,912,313,111.53 - Step 5: Solve for x
x = 5,912,313,111.53/88,626.84 - Step 6: Final answer
x = 66,710.19
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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.