Finding the Fourth Proportional to 88,988.24, 122,801.64 and 48,701.54
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Solution
The fourth proportional to 88,988.24, 122,801.64 and 48,701.54 is: 67,206.96
Step by Step Solution
- Step 1: Write the proportion equation
88,988.24 : 122,801.64 = 48,701.54 : x - Step 2: Convert to fraction form
88,988.24/122,801.64 = 48,701.54/x - Step 3: Cross multiply
88,988.24x = 122,801.64 × 48,701.54 - Step 4: Simplify right side
88,988.24x = 5,980,628,982.53 - Step 5: Solve for x
x = 5,980,628,982.53/88,988.24 - Step 6: Final answer
x = 67,206.96
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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.