Finding the Fourth Proportional to 156,702.51, 235,187.99 and 155,523.08
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Solution
The fourth proportional to 156,702.51, 235,187.99 and 155,523.08 is: 233,417.82
Step by Step Solution
- Step 1: Write the proportion equation
156,702.51 : 235,187.99 = 155,523.08 : x - Step 2: Convert to fraction form
156,702.51/235,187.99 = 155,523.08/x - Step 3: Cross multiply
156,702.51x = 235,187.99 × 155,523.08 - Step 4: Simplify right side
156,702.51x = 36,577,158,630.25 - Step 5: Solve for x
x = 36,577,158,630.25/156,702.51 - Step 6: Final answer
x = 233,417.82
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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.