Finding the Fourth Proportional to 175,664.74, 263,497.73 and 42,545.09
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Solution
The fourth proportional to 175,664.74, 263,497.73 and 42,545.09 is: 63,817.78
Step by Step Solution
- Step 1: Write the proportion equation
175,664.74 : 263,497.73 = 42,545.09 : x - Step 2: Convert to fraction form
175,664.74/263,497.73 = 42,545.09/x - Step 3: Cross multiply
175,664.74x = 263,497.73 × 42,545.09 - Step 4: Simplify right side
175,664.74x = 11,210,533,835.66 - Step 5: Solve for x
x = 11,210,533,835.66/175,664.74 - Step 6: Final answer
x = 63,817.78
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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.