Finding the Fourth Proportional to 93,634.68, 129,215.98 and 53,346.68
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Solution
The fourth proportional to 93,634.68, 129,215.98 and 53,346.68 is: 73,618.49
Step by Step Solution
- Step 1: Write the proportion equation
93,634.68 : 129,215.98 = 53,346.68 : x - Step 2: Convert to fraction form
93,634.68/129,215.98 = 53,346.68/x - Step 3: Cross multiply
93,634.68x = 129,215.98 × 53,346.68 - Step 4: Simplify right side
93,634.68x = 6,893,243,535.95 - Step 5: Solve for x
x = 6,893,243,535.95/93,634.68 - Step 6: Final answer
x = 73,618.49
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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.