Finding the Fourth Proportional to 99,758.25, 149,637.20 and 58,176.09
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Solution
The fourth proportional to 99,758.25, 149,637.20 and 58,176.09 is: 87,264.03
Step by Step Solution
- Step 1: Write the proportion equation
99,758.25 : 149,637.20 = 58,176.09 : x - Step 2: Convert to fraction form
99,758.25/149,637.20 = 58,176.09/x - Step 3: Cross multiply
99,758.25x = 149,637.20 × 58,176.09 - Step 4: Simplify right side
99,758.25x = 8,705,306,923.67 - Step 5: Solve for x
x = 8,705,306,923.67/99,758.25 - Step 6: Final answer
x = 87,264.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.