Finding the Fourth Proportional to 165,637.87, 228,563.08 and 93,048.91
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Solution
The fourth proportional to 165,637.87, 228,563.08 and 93,048.91 is: 128,397.84
Step by Step Solution
- Step 1: Write the proportion equation
165,637.87 : 228,563.08 = 93,048.91 : x - Step 2: Convert to fraction form
165,637.87/228,563.08 = 93,048.91/x - Step 3: Cross multiply
165,637.87x = 228,563.08 × 93,048.91 - Step 4: Simplify right side
165,637.87x = 21,267,545,460.24 - Step 5: Solve for x
x = 21,267,545,460.24/165,637.87 - Step 6: Final answer
x = 128,397.84
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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.