Finding the Fourth Proportional to 156,854.08, 235,291.36 and 114,859.84
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Solution
The fourth proportional to 156,854.08, 235,291.36 and 114,859.84 is: 172,297.26
Step by Step Solution
- Step 1: Write the proportion equation
156,854.08 : 235,291.36 = 114,859.84 : x - Step 2: Convert to fraction form
156,854.08/235,291.36 = 114,859.84/x - Step 3: Cross multiply
156,854.08x = 235,291.36 × 114,859.84 - Step 4: Simplify right side
156,854.08x = 27,025,527,962.98 - Step 5: Solve for x
x = 27,025,527,962.98/156,854.08 - Step 6: Final answer
x = 172,297.26
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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.