Finding the Fourth Proportional to 93,803.58, 129,447.66 and 51,362.12
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Solution
The fourth proportional to 93,803.58, 129,447.66 and 51,362.12 is: 70,879.02
Step by Step Solution
- Step 1: Write the proportion equation
93,803.58 : 129,447.66 = 51,362.12 : x - Step 2: Convert to fraction form
93,803.58/129,447.66 = 51,362.12/x - Step 3: Cross multiply
93,803.58x = 129,447.66 × 51,362.12 - Step 4: Simplify right side
93,803.58x = 6,648,705,599.40 - Step 5: Solve for x
x = 6,648,705,599.40/93,803.58 - Step 6: Final answer
x = 70,879.02
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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.