Finding the Fourth Proportional to 98,823.56, 136,377.57 and 53,502.49
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Solution
The fourth proportional to 98,823.56, 136,377.57 and 53,502.49 is: 73,834.02
Step by Step Solution
- Step 1: Write the proportion equation
98,823.56 : 136,377.57 = 53,502.49 : x - Step 2: Convert to fraction form
98,823.56/136,377.57 = 53,502.49/x - Step 3: Cross multiply
98,823.56x = 136,377.57 × 53,502.49 - Step 4: Simplify right side
98,823.56x = 7,296,539,946.26 - Step 5: Solve for x
x = 7,296,539,946.26/98,823.56 - Step 6: Final answer
x = 73,834.02
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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.