Finding the Fourth Proportional to 96,862.07, 133,672.13 and 53,254.09
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Solution
The fourth proportional to 96,862.07, 133,672.13 and 53,254.09 is: 73,492.00
Step by Step Solution
- Step 1: Write the proportion equation
96,862.07 : 133,672.13 = 53,254.09 : x - Step 2: Convert to fraction form
96,862.07/133,672.13 = 53,254.09/x - Step 3: Cross multiply
96,862.07x = 133,672.13 × 53,254.09 - Step 4: Simplify right side
96,862.07x = 7,118,587,641.51 - Step 5: Solve for x
x = 7,118,587,641.51/96,862.07 - Step 6: Final answer
x = 73,492.00
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1.5x scale
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.