Finding the Fourth Proportional to 93,464.44, 128,969.58 and 53,183.32
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Solution
The fourth proportional to 93,464.44, 128,969.58 and 53,183.32 is: 73,386.52
Step by Step Solution
- Step 1: Write the proportion equation
93,464.44 : 128,969.58 = 53,183.32 : x - Step 2: Convert to fraction form
93,464.44/128,969.58 = 53,183.32/x - Step 3: Cross multiply
93,464.44x = 128,969.58 × 53,183.32 - Step 4: Simplify right side
93,464.44x = 6,859,030,443.41 - Step 5: Solve for x
x = 6,859,030,443.41/93,464.44 - Step 6: Final answer
x = 73,386.52
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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.