Finding the Fourth Proportional to 93,702.24, 129,309.06 and 51,260.80
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Solution
The fourth proportional to 93,702.24, 129,309.06 and 51,260.80 is: 70,739.89
Step by Step Solution
- Step 1: Write the proportion equation
93,702.24 : 129,309.06 = 51,260.80 : x - Step 2: Convert to fraction form
93,702.24/129,309.06 = 51,260.80/x - Step 3: Cross multiply
93,702.24x = 129,309.06 × 51,260.80 - Step 4: Simplify right side
93,702.24x = 6,628,485,862.85 - Step 5: Solve for x
x = 6,628,485,862.85/93,702.24 - Step 6: Final answer
x = 70,739.89
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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.