Finding the Fourth Proportional to 94,390.67, 130,260.05 and 51,950.18
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Solution
The fourth proportional to 94,390.67, 130,260.05 and 51,950.18 is: 71,691.75
Step by Step Solution
- Step 1: Write the proportion equation
94,390.67 : 130,260.05 = 51,950.18 : x - Step 2: Convert to fraction form
94,390.67/130,260.05 = 51,950.18/x - Step 3: Cross multiply
94,390.67x = 130,260.05 × 51,950.18 - Step 4: Simplify right side
94,390.67x = 6,767,032,133.26 - Step 5: Solve for x
x = 6,767,032,133.26/94,390.67 - Step 6: Final answer
x = 71,691.75
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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.