Finding the Fourth Proportional to 153,335.68, 230,040.58 and 48,154.66
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Solution
The fourth proportional to 153,335.68, 230,040.58 and 48,154.66 is: 72,243.63
Step by Step Solution
- Step 1: Write the proportion equation
153,335.68 : 230,040.58 = 48,154.66 : x - Step 2: Convert to fraction form
153,335.68/230,040.58 = 48,154.66/x - Step 3: Cross multiply
153,335.68x = 230,040.58 × 48,154.66 - Step 4: Simplify right side
153,335.68x = 11,077,525,916.10 - Step 5: Solve for x
x = 11,077,525,916.10/153,335.68 - Step 6: Final answer
x = 72,243.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.