Home / 79,727.42-110,028.58-45,735.68

Finding the Fourth Proportional to 79,727.42, 110,028.58 and 45,735.68

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Solution

The fourth proportional to 79,727.42, 110,028.58 and 45,735.68 is: 63,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727.42 : 110,028.58 = 45,735.68 : x
  2. Step 2: Convert to fraction form
    79,727.42/110,028.58 = 45,735.68/x
  3. Step 3: Cross multiply
    79,727.42x = 110,028.58 × 45,735.68
  4. Step 4: Simplify right side
    79,727.42x = 5,032,231,925.73
  5. Step 5: Solve for x
    x = 5,032,231,925.73/79,727.42
  6. Step 6: Final answer
    x = 63,117.96

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1.5x scale

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.