Finding the Fourth Proportional to 163,610.51, 245,283.14 and 73,587.31
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Solution
The fourth proportional to 163,610.51, 245,283.14 and 73,587.31 is: 110,321.31
Step by Step Solution
- Step 1: Write the proportion equation
163,610.51 : 245,283.14 = 73,587.31 : x - Step 2: Convert to fraction form
163,610.51/245,283.14 = 73,587.31/x - Step 3: Cross multiply
163,610.51x = 245,283.14 × 73,587.31 - Step 4: Simplify right side
163,610.51x = 18,049,726,031.71 - Step 5: Solve for x
x = 18,049,726,031.71/163,610.51 - Step 6: Final answer
x = 110,321.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.