Home / 65,914.79-90,962.24-35,699.99

Finding the Fourth Proportional to 65,914.79, 90,962.24 and 35,699.99

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Solution

The fourth proportional to 65,914.79, 90,962.24 and 35,699.99 is: 49,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,914.79 : 90,962.24 = 35,699.99 : x
  2. Step 2: Convert to fraction form
    65,914.79/90,962.24 = 35,699.99/x
  3. Step 3: Cross multiply
    65,914.79x = 90,962.24 × 35,699.99
  4. Step 4: Simplify right side
    65,914.79x = 3,247,350,425.07
  5. Step 5: Solve for x
    x = 3,247,350,425.07/65,914.79
  6. Step 6: Final answer
    x = 49,265.89

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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.