Finding the Fourth Proportional to 157,355.97, 236,239.71 and 93,430.77
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Solution
The fourth proportional to 157,355.97, 236,239.71 and 93,430.77 is: 140,268.32
Step by Step Solution
- Step 1: Write the proportion equation
157,355.97 : 236,239.71 = 93,430.77 : x - Step 2: Convert to fraction form
157,355.97/236,239.71 = 93,430.77/x - Step 3: Cross multiply
157,355.97x = 236,239.71 × 93,430.77 - Step 4: Simplify right side
157,355.97x = 22,072,056,773.61 - Step 5: Solve for x
x = 22,072,056,773.61/157,355.97 - Step 6: Final answer
x = 140,268.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.