Finding the Fourth Proportional to 124,482.22, 186,723.02 and 53,358.74
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Solution
The fourth proportional to 124,482.22, 186,723.02 and 53,358.74 is: 80,037.98
Step by Step Solution
- Step 1: Write the proportion equation
124,482.22 : 186,723.02 = 53,358.74 : x - Step 2: Convert to fraction form
124,482.22/186,723.02 = 53,358.74/x - Step 3: Cross multiply
124,482.22x = 186,723.02 × 53,358.74 - Step 4: Simplify right side
124,482.22x = 9,963,305,076.19 - Step 5: Solve for x
x = 9,963,305,076.19/124,482.22 - Step 6: Final answer
x = 80,037.98
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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.