Finding the Fourth Proportional to 124,330.96, 171,641.60 and 97,048.44
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Solution
The fourth proportional to 124,330.96, 171,641.60 and 97,048.44 is: 133,977.49
Step by Step Solution
- Step 1: Write the proportion equation
124,330.96 : 171,641.60 = 97,048.44 : x - Step 2: Convert to fraction form
124,330.96/171,641.60 = 97,048.44/x - Step 3: Cross multiply
124,330.96x = 171,641.60 × 97,048.44 - Step 4: Simplify right side
124,330.96x = 16,657,549,519.10 - Step 5: Solve for x
x = 16,657,549,519.10/124,330.96 - Step 6: Final answer
x = 133,977.49
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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.