Finding the Fourth Proportional to 130,195.15, 195,291.34 and 98,798.03
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Solution
The fourth proportional to 130,195.15, 195,291.34 and 98,798.03 is: 148,195.99
Step by Step Solution
- Step 1: Write the proportion equation
130,195.15 : 195,291.34 = 98,798.03 : x - Step 2: Convert to fraction form
130,195.15/195,291.34 = 98,798.03/x - Step 3: Cross multiply
130,195.15x = 195,291.34 × 98,798.03 - Step 4: Simplify right side
130,195.15x = 19,294,399,668.06 - Step 5: Solve for x
x = 19,294,399,668.06/130,195.15 - Step 6: Final answer
x = 148,195.99
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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.