Finding the Fourth Proportional to 199,482.74, 275,248.58 and 118,917.76
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Solution
The fourth proportional to 199,482.74, 275,248.58 and 118,917.76 is: 164,084.09
Step by Step Solution
- Step 1: Write the proportion equation
199,482.74 : 275,248.58 = 118,917.76 : x - Step 2: Convert to fraction form
199,482.74/275,248.58 = 118,917.76/x - Step 3: Cross multiply
199,482.74x = 275,248.58 × 118,917.76 - Step 4: Simplify right side
199,482.74x = 32,731,944,576.78 - Step 5: Solve for x
x = 32,731,944,576.78/199,482.74 - Step 6: Final answer
x = 164,084.09
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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.