Finding the Fourth Proportional to 234,303.20, 351,455.93 and 56,810.19
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Solution
The fourth proportional to 234,303.20, 351,455.93 and 56,810.19 is: 85,215.56
Step by Step Solution
- Step 1: Write the proportion equation
234,303.20 : 351,455.93 = 56,810.19 : x - Step 2: Convert to fraction form
234,303.20/351,455.93 = 56,810.19/x - Step 3: Cross multiply
234,303.20x = 351,455.93 × 56,810.19 - Step 4: Simplify right side
234,303.20x = 19,966,279,406.87 - Step 5: Solve for x
x = 19,966,279,406.87/234,303.20 - Step 6: Final answer
x = 85,215.56
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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.