Finding the Fourth Proportional to 197,126.74, 272,034.73 and 106,482.68
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Solution
The fourth proportional to 197,126.74, 272,034.73 and 106,482.68 is: 146,946.00
Step by Step Solution
- Step 1: Write the proportion equation
197,126.74 : 272,034.73 = 106,482.68 : x - Step 2: Convert to fraction form
197,126.74/272,034.73 = 106,482.68/x - Step 3: Cross multiply
197,126.74x = 272,034.73 × 106,482.68 - Step 4: Simplify right side
197,126.74x = 28,966,985,477.10 - Step 5: Solve for x
x = 28,966,985,477.10/197,126.74 - Step 6: Final answer
x = 146,946.00
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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.