Finding the Fourth Proportional to 73,579.78, 101,533.08 and 41,307.02
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Solution
The fourth proportional to 73,579.78, 101,533.08 and 41,307.02 is: 56,999.75
Step by Step Solution
- Step 1: Write the proportion equation
73,579.78 : 101,533.08 = 41,307.02 : x - Step 2: Convert to fraction form
73,579.78/101,533.08 = 41,307.02/x - Step 3: Cross multiply
73,579.78x = 101,533.08 × 41,307.02 - Step 4: Simplify right side
73,579.78x = 4,194,028,966.22 - Step 5: Solve for x
x = 4,194,028,966.22/73,579.78 - Step 6: Final answer
x = 56,999.75
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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.