Finding the Fourth Proportional to 156,741.14, 216,307.08 and 92,214.92
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Solution
The fourth proportional to 156,741.14, 216,307.08 and 92,214.92 is: 127,259.12
Step by Step Solution
- Step 1: Write the proportion equation
156,741.14 : 216,307.08 = 92,214.92 : x - Step 2: Convert to fraction form
156,741.14/216,307.08 = 92,214.92/x - Step 3: Cross multiply
156,741.14x = 216,307.08 × 92,214.92 - Step 4: Simplify right side
156,741.14x = 19,946,740,077.63 - Step 5: Solve for x
x = 19,946,740,077.63/156,741.14 - Step 6: Final answer
x = 127,259.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.