Finding the Fourth Proportional to 160,267.60, 221,154.44 and 88,646.08
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Solution
The fourth proportional to 160,267.60, 221,154.44 and 88,646.08 is: 122,323.38
Step by Step Solution
- Step 1: Write the proportion equation
160,267.60 : 221,154.44 = 88,646.08 : x - Step 2: Convert to fraction form
160,267.60/221,154.44 = 88,646.08/x - Step 3: Cross multiply
160,267.60x = 221,154.44 × 88,646.08 - Step 4: Simplify right side
160,267.60x = 19,604,473,849.32 - Step 5: Solve for x
x = 19,604,473,849.32/160,267.60 - Step 6: Final answer
x = 122,323.38
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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.