Finding the Fourth Proportional to 187,094.10, 258,161.40 and 106,525.02
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Solution
The fourth proportional to 187,094.10, 258,161.40 and 106,525.02 is: 146,988.32
Step by Step Solution
- Step 1: Write the proportion equation
187,094.10 : 258,161.40 = 106,525.02 : x - Step 2: Convert to fraction form
187,094.10/258,161.40 = 106,525.02/x - Step 3: Cross multiply
187,094.10x = 258,161.40 × 106,525.02 - Step 4: Simplify right side
187,094.10x = 27,500,648,298.23 - Step 5: Solve for x
x = 27,500,648,298.23/187,094.10 - Step 6: Final answer
x = 146,988.32
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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.