Finding the Fourth Proportional to 165,140.02, 227,809.86 and 97,113.68
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Solution
The fourth proportional to 165,140.02, 227,809.86 and 97,113.68 is: 133,967.85
Step by Step Solution
- Step 1: Write the proportion equation
165,140.02 : 227,809.86 = 97,113.68 : x - Step 2: Convert to fraction form
165,140.02/227,809.86 = 97,113.68/x - Step 3: Cross multiply
165,140.02x = 227,809.86 × 97,113.68 - Step 4: Simplify right side
165,140.02x = 22,123,453,844.88 - Step 5: Solve for x
x = 22,123,453,844.88/165,140.02 - Step 6: Final answer
x = 133,967.85
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1.5x scale
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.