Finding the Fourth Proportional to 107,094.18, 147,788.79 and 58,696.50
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Solution
The fourth proportional to 107,094.18, 147,788.79 and 58,696.50 is: 81,000.52
Step by Step Solution
- Step 1: Write the proportion equation
107,094.18 : 147,788.79 = 58,696.50 : x - Step 2: Convert to fraction form
107,094.18/147,788.79 = 58,696.50/x - Step 3: Cross multiply
107,094.18x = 147,788.79 × 58,696.50 - Step 4: Simplify right side
107,094.18x = 8,674,684,712.24 - Step 5: Solve for x
x = 8,674,684,712.24/107,094.18 - Step 6: Final answer
x = 81,000.52
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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.