Home / 43,921.77-65,729.43-35,931.93

Finding the Fourth Proportional to 43,921.77, 65,729.43 and 35,931.93

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Solution

The fourth proportional to 43,921.77, 65,729.43 and 35,931.93 is: 53,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,921.77 : 65,729.43 = 35,931.93 : x
  2. Step 2: Convert to fraction form
    43,921.77/65,729.43 = 35,931.93/x
  3. Step 3: Cross multiply
    43,921.77x = 65,729.43 × 35,931.93
  4. Step 4: Simplify right side
    43,921.77x = 2,361,785,277.70
  5. Step 5: Solve for x
    x = 2,361,785,277.70/43,921.77
  6. Step 6: Final answer
    x = 53,772.54

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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.