Finding the Fourth Proportional to 84,332.24, 126,498.36 and 34,435.84
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Solution
The fourth proportional to 84,332.24, 126,498.36 and 34,435.84 is: 51,653.76
Step by Step Solution
- Step 1: Write the proportion equation
84,332.24 : 126,498.36 = 34,435.84 : x - Step 2: Convert to fraction form
84,332.24/126,498.36 = 34,435.84/x - Step 3: Cross multiply
84,332.24x = 126,498.36 × 34,435.84 - Step 4: Simplify right side
84,332.24x = 4,356,077,285.22 - Step 5: Solve for x
x = 4,356,077,285.22/84,332.24 - Step 6: Final answer
x = 51,653.76
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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.