Finding the Fourth Proportional to 134,941.23, 202,543.05 and 64,869.75
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Solution
The fourth proportional to 134,941.23, 202,543.05 and 64,869.75 is: 97,367.70
Step by Step Solution
- Step 1: Write the proportion equation
134,941.23 : 202,543.05 = 64,869.75 : x - Step 2: Convert to fraction form
134,941.23/202,543.05 = 64,869.75/x - Step 3: Cross multiply
134,941.23x = 202,543.05 × 64,869.75 - Step 4: Simplify right side
134,941.23x = 13,138,917,017.74 - Step 5: Solve for x
x = 13,138,917,017.74/134,941.23 - Step 6: Final answer
x = 97,367.70
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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.