Finding the Fourth Proportional to 79,673.46, 119,584.12 and 40,258.26
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Solution
The fourth proportional to 79,673.46, 119,584.12 and 40,258.26 is: 60,424.75
Step by Step Solution
- Step 1: Write the proportion equation
79,673.46 : 119,584.12 = 40,258.26 : x - Step 2: Convert to fraction form
79,673.46/119,584.12 = 40,258.26/x - Step 3: Cross multiply
79,673.46x = 119,584.12 × 40,258.26 - Step 4: Simplify right side
79,673.46x = 4,814,248,594.83 - Step 5: Solve for x
x = 4,814,248,594.83/79,673.46 - Step 6: Final answer
x = 60,424.75
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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.