Finding the Fourth Proportional to 351,420.18, 527,162.66 and 114,764.10
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Solution
The fourth proportional to 351,420.18, 527,162.66 and 114,764.10 is: 172,156.73
Step by Step Solution
- Step 1: Write the proportion equation
351,420.18 : 527,162.66 = 114,764.10 : x - Step 2: Convert to fraction form
351,420.18/527,162.66 = 114,764.10/x - Step 3: Cross multiply
351,420.18x = 527,162.66 × 114,764.10 - Step 4: Simplify right side
351,420.18x = 60,499,348,228.51 - Step 5: Solve for x
x = 60,499,348,228.51/351,420.18 - Step 6: Final answer
x = 172,156.73
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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.