Finding the Fourth Proportional to 98,258.99, 135,558.92 and 60,467.63
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Solution
The fourth proportional to 98,258.99, 135,558.92 and 60,467.63 is: 83,421.64
Step by Step Solution
- Step 1: Write the proportion equation
98,258.99 : 135,558.92 = 60,467.63 : x - Step 2: Convert to fraction form
98,258.99/135,558.92 = 60,467.63/x - Step 3: Cross multiply
98,258.99x = 135,558.92 × 60,467.63 - Step 4: Simplify right side
98,258.99x = 8,196,926,315.42 - Step 5: Solve for x
x = 8,196,926,315.42/98,258.99 - Step 6: Final answer
x = 83,421.64
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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.