Finding the Fourth Proportional to 124,416.03, 171,689.00 and 69,966.63
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Solution
The fourth proportional to 124,416.03, 171,689.00 and 69,966.63 is: 96,551.07
Step by Step Solution
- Step 1: Write the proportion equation
124,416.03 : 171,689.00 = 69,966.63 : x - Step 2: Convert to fraction form
124,416.03/171,689.00 = 69,966.63/x - Step 3: Cross multiply
124,416.03x = 171,689.00 × 69,966.63 - Step 4: Simplify right side
124,416.03x = 12,012,500,388.24 - Step 5: Solve for x
x = 12,012,500,388.24/124,416.03 - Step 6: Final answer
x = 96,551.07
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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.