Finding the Fourth Proportional to 165,026.71, 227,730.97 and 93,405.19
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Solution
The fourth proportional to 165,026.71, 227,730.97 and 93,405.19 is: 128,895.83
Step by Step Solution
- Step 1: Write the proportion equation
165,026.71 : 227,730.97 = 93,405.19 : x - Step 2: Convert to fraction form
165,026.71/227,730.97 = 93,405.19/x - Step 3: Cross multiply
165,026.71x = 227,730.97 × 93,405.19 - Step 4: Simplify right side
165,026.71x = 21,271,254,521.73 - Step 5: Solve for x
x = 21,271,254,521.73/165,026.71 - Step 6: Final answer
x = 128,895.83
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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.