Finding the Fourth Proportional to 214,397.06, 295,885.68 and 118,934.60
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Solution
The fourth proportional to 214,397.06, 295,885.68 and 118,934.60 is: 164,139.59
Step by Step Solution
- Step 1: Write the proportion equation
214,397.06 : 295,885.68 = 118,934.60 : x - Step 2: Convert to fraction form
214,397.06/295,885.68 = 118,934.60/x - Step 3: Cross multiply
214,397.06x = 295,885.68 × 118,934.60 - Step 4: Simplify right side
214,397.06x = 35,191,044,996.53 - Step 5: Solve for x
x = 35,191,044,996.53/214,397.06 - Step 6: Final answer
x = 164,139.59
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1.5x scale
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.