Finding the Fourth Proportional to 104,856.63, 157,352.58 and 38,291.19
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Solution
The fourth proportional to 104,856.63, 157,352.58 and 38,291.19 is: 57,461.48
Step by Step Solution
- Step 1: Write the proportion equation
104,856.63 : 157,352.58 = 38,291.19 : x - Step 2: Convert to fraction form
104,856.63/157,352.58 = 38,291.19/x - Step 3: Cross multiply
104,856.63x = 157,352.58 × 38,291.19 - Step 4: Simplify right side
104,856.63x = 6,025,217,537.77 - Step 5: Solve for x
x = 6,025,217,537.77/104,856.63 - Step 6: Final answer
x = 57,461.48
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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.