Finding the Fourth Proportional to 159,807.06, 239,669.12 and 47,460.87
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Solution
The fourth proportional to 159,807.06, 239,669.12 and 47,460.87 is: 71,178.99
Step by Step Solution
- Step 1: Write the proportion equation
159,807.06 : 239,669.12 = 47,460.87 : x - Step 2: Convert to fraction form
159,807.06/239,669.12 = 47,460.87/x - Step 3: Cross multiply
159,807.06x = 239,669.12 × 47,460.87 - Step 4: Simplify right side
159,807.06x = 11,374,904,947.33 - Step 5: Solve for x
x = 11,374,904,947.33/159,807.06 - Step 6: Final answer
x = 71,178.99
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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.