Finding the Fourth Proportional to 93,735.56, 129,355.08 and 51,294.09
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Solution
The fourth proportional to 93,735.56, 129,355.08 and 51,294.09 is: 70,785.85
Step by Step Solution
- Step 1: Write the proportion equation
93,735.56 : 129,355.08 = 51,294.09 : x - Step 2: Convert to fraction form
93,735.56/129,355.08 = 51,294.09/x - Step 3: Cross multiply
93,735.56x = 129,355.08 × 51,294.09 - Step 4: Simplify right side
93,735.56x = 6,635,151,115.48 - Step 5: Solve for x
x = 6,635,151,115.48/93,735.56 - Step 6: Final answer
x = 70,785.85
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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.