Finding the Fourth Proportional to 113,041.08, 155,998.74 and 62,058.62
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Solution
The fourth proportional to 113,041.08, 155,998.74 and 62,058.62 is: 85,642.03
Step by Step Solution
- Step 1: Write the proportion equation
113,041.08 : 155,998.74 = 62,058.62 : x - Step 2: Convert to fraction form
113,041.08/155,998.74 = 62,058.62/x - Step 3: Cross multiply
113,041.08x = 155,998.74 × 62,058.62 - Step 4: Simplify right side
113,041.08x = 9,681,067,148.86 - Step 5: Solve for x
x = 9,681,067,148.86/113,041.08 - Step 6: Final answer
x = 85,642.03
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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.