Finding the Fourth Proportional to 146,807.63, 202,594.73 and 79,739.63
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Solution
The fourth proportional to 146,807.63, 202,594.73 and 79,739.63 is: 110,040.79
Step by Step Solution
- Step 1: Write the proportion equation
146,807.63 : 202,594.73 = 79,739.63 : x - Step 2: Convert to fraction form
146,807.63/202,594.73 = 79,739.63/x - Step 3: Cross multiply
146,807.63x = 202,594.73 × 79,739.63 - Step 4: Simplify right side
146,807.63x = 16,154,827,398.48 - Step 5: Solve for x
x = 16,154,827,398.48/146,807.63 - Step 6: Final answer
x = 110,040.79
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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.