Finding the Fourth Proportional to 117,014,465.70, 175,521,698.55 and 59,618,837.70
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Solution
The fourth proportional to 117,014,465.70, 175,521,698.55 and 59,618,837.70 is: 89,428,256.55
Step by Step Solution
- Step 1: Write the proportion equation
117,014,465.70 : 175,521,698.55 = 59,618,837.70 : x - Step 2: Convert to fraction form
117,014,465.70/175,521,698.55 = 59,618,837.70/x - Step 3: Cross multiply
117,014,465.70x = 175,521,698.55 × 59,618,837.70 - Step 4: Simplify right side
117,014,465.70x = 10,464,399,658,680,776 - Step 5: Solve for x
x = 10,464,399,658,680,776/117,014,465.70 - Step 6: Final answer
x = 89,428,256.55
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1.5x scale
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.