Finding the Fourth Proportional to 124,560.16, 171,897.84 and 70,850.08
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Solution
The fourth proportional to 124,560.16, 171,897.84 and 70,850.08 is: 97,775.85
Step by Step Solution
- Step 1: Write the proportion equation
124,560.16 : 171,897.84 = 70,850.08 : x - Step 2: Convert to fraction form
124,560.16/171,897.84 = 70,850.08/x - Step 3: Cross multiply
124,560.16x = 171,897.84 × 70,850.08 - Step 4: Simplify right side
124,560.16x = 12,178,975,715.83 - Step 5: Solve for x
x = 12,178,975,715.83/124,560.16 - Step 6: Final answer
x = 97,775.85
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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.