Finding the Fourth Proportional to 93,558.08, 129,118.92 and 51,122.90
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Solution
The fourth proportional to 93,558.08, 129,118.92 and 51,122.90 is: 70,554.39
Step by Step Solution
- Step 1: Write the proportion equation
93,558.08 : 129,118.92 = 51,122.90 : x - Step 2: Convert to fraction form
93,558.08/129,118.92 = 51,122.90/x - Step 3: Cross multiply
93,558.08x = 129,118.92 × 51,122.90 - Step 4: Simplify right side
93,558.08x = 6,600,933,635.27 - Step 5: Solve for x
x = 6,600,933,635.27/93,558.08 - Step 6: Final answer
x = 70,554.39
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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.