Finding the Fourth Proportional to 97,177.53, 134,059.17 and 56,866.58
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Solution
The fourth proportional to 97,177.53, 134,059.17 and 56,866.58 is: 78,449.06
Step by Step Solution
- Step 1: Write the proportion equation
97,177.53 : 134,059.17 = 56,866.58 : x - Step 2: Convert to fraction form
97,177.53/134,059.17 = 56,866.58/x - Step 3: Cross multiply
97,177.53x = 134,059.17 × 56,866.58 - Step 4: Simplify right side
97,177.53x = 7,623,485,845.24 - Step 5: Solve for x
x = 7,623,485,845.24/97,177.53 - Step 6: Final answer
x = 78,449.06
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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.