Finding the Fourth Proportional to 153,447.36, 229,995.36 and 64,567.68
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Solution
The fourth proportional to 153,447.36, 229,995.36 and 64,567.68 is: 96,777.60
Step by Step Solution
- Step 1: Write the proportion equation
153,447.36 : 229,995.36 = 64,567.68 : x - Step 2: Convert to fraction form
153,447.36/229,995.36 = 64,567.68/x - Step 3: Cross multiply
153,447.36x = 229,995.36 × 64,567.68 - Step 4: Simplify right side
153,447.36x = 14,850,266,805.96 - Step 5: Solve for x
x = 14,850,266,805.96/153,447.36 - Step 6: Final answer
x = 96,777.60
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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.