Finding the Fourth Proportional to 93,713.24, 129,324.12 and 51,271.94
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Solution
The fourth proportional to 93,713.24, 129,324.12 and 51,271.94 is: 70,755.19
Step by Step Solution
- Step 1: Write the proportion equation
93,713.24 : 129,324.12 = 51,271.94 : x - Step 2: Convert to fraction form
93,713.24/129,324.12 = 51,271.94/x - Step 3: Cross multiply
93,713.24x = 129,324.12 × 51,271.94 - Step 4: Simplify right side
93,713.24x = 6,630,698,521.19 - Step 5: Solve for x
x = 6,630,698,521.19/93,713.24 - Step 6: Final answer
x = 70,755.19
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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.