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Finding the Fourth Proportional to 233,615.80, 350,504.98 and 73,716.40

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Solution

The fourth proportional to 233,615.80, 350,504.98 and 73,716.40 is: 110,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,615.80 : 350,504.98 = 73,716.40 : x
  2. Step 2: Convert to fraction form
    233,615.80/350,504.98 = 73,716.40/x
  3. Step 3: Cross multiply
    233,615.80x = 350,504.98 × 73,716.40
  4. Step 4: Simplify right side
    233,615.80x = 25,837,965,307.67
  5. Step 5: Solve for x
    x = 25,837,965,307.67/233,615.80
  6. Step 6: Final answer
    x = 110,600.25

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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.