Finding the Fourth Proportional to 98,932.36, 136,526.34 and 53,610.52
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Solution
The fourth proportional to 98,932.36, 136,526.34 and 53,610.52 is: 73,982.35
Step by Step Solution
- Step 1: Write the proportion equation
98,932.36 : 136,526.34 = 53,610.52 : x - Step 2: Convert to fraction form
98,932.36/136,526.34 = 53,610.52/x - Step 3: Cross multiply
98,932.36x = 136,526.34 × 53,610.52 - Step 4: Simplify right side
98,932.36x = 7,319,248,081.10 - Step 5: Solve for x
x = 7,319,248,081.10/98,932.36 - Step 6: Final answer
x = 73,982.35
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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.