Finding the Fourth Proportional to 134,874.60, 202,154.36 and 101,487.35
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Solution
The fourth proportional to 134,874.60, 202,154.36 and 101,487.35 is: 152,112.47
Step by Step Solution
- Step 1: Write the proportion equation
134,874.60 : 202,154.36 = 101,487.35 : x - Step 2: Convert to fraction form
134,874.60/202,154.36 = 101,487.35/x - Step 3: Cross multiply
134,874.60x = 202,154.36 × 101,487.35 - Step 4: Simplify right side
134,874.60x = 20,516,108,769.14 - Step 5: Solve for x
x = 20,516,108,769.14/134,874.60 - Step 6: Final answer
x = 152,112.47
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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.