Finding the Fourth Proportional to 121,475.12, 182,237.28 and 51,354.32
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Solution
The fourth proportional to 121,475.12, 182,237.28 and 51,354.32 is: 77,041.88
Step by Step Solution
- Step 1: Write the proportion equation
121,475.12 : 182,237.28 = 51,354.32 : x - Step 2: Convert to fraction form
121,475.12/182,237.28 = 51,354.32/x - Step 3: Cross multiply
121,475.12x = 182,237.28 × 51,354.32 - Step 4: Simplify right side
121,475.12x = 9,358,671,593.05 - Step 5: Solve for x
x = 9,358,671,593.05/121,475.12 - Step 6: Final answer
x = 77,041.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.