Finding the Fourth Proportional to 165,509.99, 228,420.62 and 97,548.89
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Solution
The fourth proportional to 165,509.99, 228,420.62 and 97,548.89 is: 134,627.39
Step by Step Solution
- Step 1: Write the proportion equation
165,509.99 : 228,420.62 = 97,548.89 : x - Step 2: Convert to fraction form
165,509.99/228,420.62 = 97,548.89/x - Step 3: Cross multiply
165,509.99x = 228,420.62 × 97,548.89 - Step 4: Simplify right side
165,509.99x = 22,282,178,503.65 - Step 5: Solve for x
x = 22,282,178,503.65/165,509.99 - Step 6: Final answer
x = 134,627.39
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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.