Finding the Fourth Proportional to 134,737.63, 202,106.14 and 45,983.70
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Solution
The fourth proportional to 134,737.63, 202,106.14 and 45,983.70 is: 68,975.45
Step by Step Solution
- Step 1: Write the proportion equation
134,737.63 : 202,106.14 = 45,983.70 : x - Step 2: Convert to fraction form
134,737.63/202,106.14 = 45,983.70/x - Step 3: Cross multiply
134,737.63x = 202,106.14 × 45,983.70 - Step 4: Simplify right side
134,737.63x = 9,293,587,994.96 - Step 5: Solve for x
x = 9,293,587,994.96/134,737.63 - Step 6: Final answer
x = 68,975.45
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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.