Finding the Fourth Proportional to 108,365.24, 149,555.28 and 62,426.48
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Solution
The fourth proportional to 108,365.24, 149,555.28 and 62,426.48 is: 86,155.02
Step by Step Solution
- Step 1: Write the proportion equation
108,365.24 : 149,555.28 = 62,426.48 : x - Step 2: Convert to fraction form
108,365.24/149,555.28 = 62,426.48/x - Step 3: Cross multiply
108,365.24x = 149,555.28 × 62,426.48 - Step 4: Simplify right side
108,365.24x = 9,336,209,695.81 - Step 5: Solve for x
x = 9,336,209,695.81/108,365.24 - Step 6: Final answer
x = 86,155.02
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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.