Finding the Fourth Proportional to 101,525.01, 140,105.62 and 56,203.75
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Solution
The fourth proportional to 101,525.01, 140,105.62 and 56,203.75 is: 77,561.79
Step by Step Solution
- Step 1: Write the proportion equation
101,525.01 : 140,105.62 = 56,203.75 : x - Step 2: Convert to fraction form
101,525.01/140,105.62 = 56,203.75/x - Step 3: Cross multiply
101,525.01x = 140,105.62 × 56,203.75 - Step 4: Simplify right side
101,525.01x = 7,874,461,240.08 - Step 5: Solve for x
x = 7,874,461,240.08/101,525.01 - Step 6: Final answer
x = 77,561.79
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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.