Finding the Fourth Proportional to 83,533.68, 125,266.50 and 39,174.84
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Solution
The fourth proportional to 83,533.68, 125,266.50 and 39,174.84 is: 58,746.31
Step by Step Solution
- Step 1: Write the proportion equation
83,533.68 : 125,266.50 = 39,174.84 : x - Step 2: Convert to fraction form
83,533.68/125,266.50 = 39,174.84/x - Step 3: Cross multiply
83,533.68x = 125,266.50 × 39,174.84 - Step 4: Simplify right side
83,533.68x = 4,907,295,094.86 - Step 5: Solve for x
x = 4,907,295,094.86/83,533.68 - Step 6: Final answer
x = 58,746.31
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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.