Finding the Fourth Proportional to 124,266.15, 171,489.24 and 67,677.48
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Solution
The fourth proportional to 124,266.15, 171,489.24 and 67,677.48 is: 93,395.99
Step by Step Solution
- Step 1: Write the proportion equation
124,266.15 : 171,489.24 = 67,677.48 : x - Step 2: Convert to fraction form
124,266.15/171,489.24 = 67,677.48/x - Step 3: Cross multiply
124,266.15x = 171,489.24 × 67,677.48 - Step 4: Simplify right side
124,266.15x = 11,605,959,610.32 - Step 5: Solve for x
x = 11,605,959,610.32/124,266.15 - Step 6: Final answer
x = 93,395.99
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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.