Finding the Fourth Proportional to 162,781.67, 224,641.67 and 98,250.99
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Solution
The fourth proportional to 162,781.67, 224,641.67 and 98,250.99 is: 135,588.16
Step by Step Solution
- Step 1: Write the proportion equation
162,781.67 : 224,641.67 = 98,250.99 : x - Step 2: Convert to fraction form
162,781.67/224,641.67 = 98,250.99/x - Step 3: Cross multiply
162,781.67x = 224,641.67 × 98,250.99 - Step 4: Simplify right side
162,781.67x = 22,071,265,981.50 - Step 5: Solve for x
x = 22,071,265,981.50/162,781.67 - Step 6: Final answer
x = 135,588.16
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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.