Finding the Fourth Proportional to 133,312.52, 183,658.56 and 92,952.92
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Solution
The fourth proportional to 133,312.52, 183,658.56 and 92,952.92 is: 128,056.99
Step by Step Solution
- Step 1: Write the proportion equation
133,312.52 : 183,658.56 = 92,952.92 : x - Step 2: Convert to fraction form
133,312.52/183,658.56 = 92,952.92/x - Step 3: Cross multiply
133,312.52x = 183,658.56 × 92,952.92 - Step 4: Simplify right side
133,312.52x = 17,071,599,435.00 - Step 5: Solve for x
x = 17,071,599,435.00/133,312.52 - Step 6: Final answer
x = 128,056.99
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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.