Finding the Fourth Proportional to 114,354.11, 157,806.58 and 63,365.73
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Solution
The fourth proportional to 114,354.11, 157,806.58 and 63,365.73 is: 87,443.54
Step by Step Solution
- Step 1: Write the proportion equation
114,354.11 : 157,806.58 = 63,365.73 : x - Step 2: Convert to fraction form
114,354.11/157,806.58 = 63,365.73/x - Step 3: Cross multiply
114,354.11x = 157,806.58 × 63,365.73 - Step 4: Simplify right side
114,354.11x = 9,999,528,509.13 - Step 5: Solve for x
x = 9,999,528,509.13/114,354.11 - Step 6: Final answer
x = 87,443.54
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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.