Finding the Fourth Proportional to 113,837.02, 157,090.95 and 62,848.68
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Solution
The fourth proportional to 113,837.02, 157,090.95 and 62,848.68 is: 86,728.90
Step by Step Solution
- Step 1: Write the proportion equation
113,837.02 : 157,090.95 = 62,848.68 : x - Step 2: Convert to fraction form
113,837.02/157,090.95 = 62,848.68/x - Step 3: Cross multiply
113,837.02x = 157,090.95 × 62,848.68 - Step 4: Simplify right side
113,837.02x = 9,872,959,083.13 - Step 5: Solve for x
x = 9,872,959,083.13/113,837.02 - Step 6: Final answer
x = 86,728.90
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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.