Finding the Fourth Proportional to 165,637.62, 228,562.74 and 93,048.66
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Solution
The fourth proportional to 165,637.62, 228,562.74 and 93,048.66 is: 128,397.50
Step by Step Solution
- Step 1: Write the proportion equation
165,637.62 : 228,562.74 = 93,048.66 : x - Step 2: Convert to fraction form
165,637.62/228,562.74 = 93,048.66/x - Step 3: Cross multiply
165,637.62x = 228,562.74 × 93,048.66 - Step 4: Simplify right side
165,637.62x = 21,267,456,682.93 - Step 5: Solve for x
x = 21,267,456,682.93/165,637.62 - Step 6: Final answer
x = 128,397.50
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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.