Finding the Fourth Proportional to 156,828.84, 235,239.62 and 38,499.99
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Solution
The fourth proportional to 156,828.84, 235,239.62 and 38,499.99 is: 57,749.09
Step by Step Solution
- Step 1: Write the proportion equation
156,828.84 : 235,239.62 = 38,499.99 : x - Step 2: Convert to fraction form
156,828.84/235,239.62 = 38,499.99/x - Step 3: Cross multiply
156,828.84x = 235,239.62 × 38,499.99 - Step 4: Simplify right side
156,828.84x = 9,056,722,825.10 - Step 5: Solve for x
x = 9,056,722,825.10/156,828.84 - Step 6: Final answer
x = 57,749.09
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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.