Finding the Fourth Proportional to 134,368.40, 201,552.60 and 48,985.66
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Solution
The fourth proportional to 134,368.40, 201,552.60 and 48,985.66 is: 73,478.49
Step by Step Solution
- Step 1: Write the proportion equation
134,368.40 : 201,552.60 = 48,985.66 : x - Step 2: Convert to fraction form
134,368.40/201,552.60 = 48,985.66/x - Step 3: Cross multiply
134,368.40x = 201,552.60 × 48,985.66 - Step 4: Simplify right side
134,368.40x = 9,873,187,135.72 - Step 5: Solve for x
x = 9,873,187,135.72/134,368.40 - Step 6: Final answer
x = 73,478.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.