Finding the Fourth Proportional to 156,811.98, 235,199.61 and 44,502.06
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Solution
The fourth proportional to 156,811.98, 235,199.61 and 44,502.06 is: 66,747.88
Step by Step Solution
- Step 1: Write the proportion equation
156,811.98 : 235,199.61 = 44,502.06 : x - Step 2: Convert to fraction form
156,811.98/235,199.61 = 44,502.06/x - Step 3: Cross multiply
156,811.98x = 235,199.61 × 44,502.06 - Step 4: Simplify right side
156,811.98x = 10,466,867,156.20 - Step 5: Solve for x
x = 10,466,867,156.20/156,811.98 - Step 6: Final answer
x = 66,747.88
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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.