Finding the Fourth Proportional to 102,653.87, 153,984.05 and 32,533.79
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Solution
The fourth proportional to 102,653.87, 153,984.05 and 32,533.79 is: 48,801.71
Step by Step Solution
- Step 1: Write the proportion equation
102,653.87 : 153,984.05 = 32,533.79 : x - Step 2: Convert to fraction form
102,653.87/153,984.05 = 32,533.79/x - Step 3: Cross multiply
102,653.87x = 153,984.05 × 32,533.79 - Step 4: Simplify right side
102,653.87x = 5,009,684,746.05 - Step 5: Solve for x
x = 5,009,684,746.05/102,653.87 - Step 6: Final answer
x = 48,801.71
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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.