Home / 65,324.39-97,986.63-43,132.55

Finding the Fourth Proportional to 65,324.39, 97,986.63 and 43,132.55

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Solution

The fourth proportional to 65,324.39, 97,986.63 and 43,132.55 is: 64,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,324.39 : 97,986.63 = 43,132.55 : x
  2. Step 2: Convert to fraction form
    65,324.39/97,986.63 = 43,132.55/x
  3. Step 3: Cross multiply
    65,324.39x = 97,986.63 × 43,132.55
  4. Step 4: Simplify right side
    65,324.39x = 4,226,413,217.81
  5. Step 5: Solve for x
    x = 4,226,413,217.81/65,324.39
  6. Step 6: Final answer
    x = 64,698.85

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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.