Finding the Fourth Proportional to 93,909.68, 129,594.84 and 51,466.76
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Solution
The fourth proportional to 93,909.68, 129,594.84 and 51,466.76 is: 71,023.84
Step by Step Solution
- Step 1: Write the proportion equation
93,909.68 : 129,594.84 = 51,466.76 : x - Step 2: Convert to fraction form
93,909.68/129,594.84 = 51,466.76/x - Step 3: Cross multiply
93,909.68x = 129,594.84 × 51,466.76 - Step 4: Simplify right side
93,909.68x = 6,669,826,527.52 - Step 5: Solve for x
x = 6,669,826,527.52/93,909.68 - Step 6: Final answer
x = 71,023.84
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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.