Finding the Fourth Proportional to 156,332.63, 234,497.26 and 38,004.09
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Solution
The fourth proportional to 156,332.63, 234,497.26 and 38,004.09 is: 57,005.72
Step by Step Solution
- Step 1: Write the proportion equation
156,332.63 : 234,497.26 = 38,004.09 : x - Step 2: Convert to fraction form
156,332.63/234,497.26 = 38,004.09/x - Step 3: Cross multiply
156,332.63x = 234,497.26 × 38,004.09 - Step 4: Simplify right side
156,332.63x = 8,911,854,141.93 - Step 5: Solve for x
x = 8,911,854,141.93/156,332.63 - Step 6: Final answer
x = 57,005.72
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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.