Finding the Fourth Proportional to 93,697.75, 129,303.30 and 51,256.99
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Solution
The fourth proportional to 93,697.75, 129,303.30 and 51,256.99 is: 70,734.87
Step by Step Solution
- Step 1: Write the proportion equation
93,697.75 : 129,303.30 = 51,256.99 : x - Step 2: Convert to fraction form
93,697.75/129,303.30 = 51,256.99/x - Step 3: Cross multiply
93,697.75x = 129,303.30 × 51,256.99 - Step 4: Simplify right side
93,697.75x = 6,627,697,955.07 - Step 5: Solve for x
x = 6,627,697,955.07/93,697.75 - Step 6: Final answer
x = 70,734.87
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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.