Finding the Fourth Proportional to 88,488.54, 122,113.08 and 48,202.14
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Solution
The fourth proportional to 88,488.54, 122,113.08 and 48,202.14 is: 66,518.35
Step by Step Solution
- Step 1: Write the proportion equation
88,488.54 : 122,113.08 = 48,202.14 : x - Step 2: Convert to fraction form
88,488.54/122,113.08 = 48,202.14/x - Step 3: Cross multiply
88,488.54x = 122,113.08 × 48,202.14 - Step 4: Simplify right side
88,488.54x = 5,886,111,777.99 - Step 5: Solve for x
x = 5,886,111,777.99/88,488.54 - Step 6: Final answer
x = 66,518.35
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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.