Finding the Fourth Proportional to 125,291.76, 187,929.14 and 58,746.75
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Solution
The fourth proportional to 125,291.76, 187,929.14 and 58,746.75 is: 88,116.14
Step by Step Solution
- Step 1: Write the proportion equation
125,291.76 : 187,929.14 = 58,746.75 : x - Step 2: Convert to fraction form
125,291.76/187,929.14 = 58,746.75/x - Step 3: Cross multiply
125,291.76x = 187,929.14 × 58,746.75 - Step 4: Simplify right side
125,291.76x = 11,040,225,911.56 - Step 5: Solve for x
x = 11,040,225,911.56/125,291.76 - Step 6: Final answer
x = 88,116.14
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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.