Finding the Fourth Proportional to 110,299.73, 152,217.02 and 62,555.09
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Solution
The fourth proportional to 110,299.73, 152,217.02 and 62,555.09 is: 86,327.95
Step by Step Solution
- Step 1: Write the proportion equation
110,299.73 : 152,217.02 = 62,555.09 : x - Step 2: Convert to fraction form
110,299.73/152,217.02 = 62,555.09/x - Step 3: Cross multiply
110,299.73x = 152,217.02 × 62,555.09 - Step 4: Simplify right side
110,299.73x = 9,521,948,780.93 - Step 5: Solve for x
x = 9,521,948,780.93/110,299.73 - Step 6: Final answer
x = 86,327.95
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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.