Finding the Fourth Proportional to 89,924.79, 134,887.09 and 26,744.65
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Solution
The fourth proportional to 89,924.79, 134,887.09 and 26,744.65 is: 40,116.95
Step by Step Solution
- Step 1: Write the proportion equation
89,924.79 : 134,887.09 = 26,744.65 : x - Step 2: Convert to fraction form
89,924.79/134,887.09 = 26,744.65/x - Step 3: Cross multiply
89,924.79x = 134,887.09 × 26,744.65 - Step 4: Simplify right side
89,924.79x = 3,607,507,877.85 - Step 5: Solve for x
x = 3,607,507,877.85/89,924.79 - Step 6: Final answer
x = 40,116.95
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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.