Finding the Fourth Proportional to 149,420.05, 224,120.35 and 60,681.31
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Solution
The fourth proportional to 149,420.05, 224,120.35 and 60,681.31 is: 91,018.02
Step by Step Solution
- Step 1: Write the proportion equation
149,420.05 : 224,120.35 = 60,681.31 : x - Step 2: Convert to fraction form
149,420.05/224,120.35 = 60,681.31/x - Step 3: Cross multiply
149,420.05x = 224,120.35 × 60,681.31 - Step 4: Simplify right side
149,420.05x = 13,599,916,435.66 - Step 5: Solve for x
x = 13,599,916,435.66/149,420.05 - Step 6: Final answer
x = 91,018.02
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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.