Home / 64,660.03-89,231.62-36,365.71

Finding the Fourth Proportional to 64,660.03, 89,231.62 and 36,365.71

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Solution

The fourth proportional to 64,660.03, 89,231.62 and 36,365.71 is: 50,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660.03 : 89,231.62 = 36,365.71 : x
  2. Step 2: Convert to fraction form
    64,660.03/89,231.62 = 36,365.71/x
  3. Step 3: Cross multiply
    64,660.03x = 89,231.62 × 36,365.71
  4. Step 4: Simplify right side
    64,660.03x = 3,244,971,215.75
  5. Step 5: Solve for x
    x = 3,244,971,215.75/64,660.03
  6. Step 6: Final answer
    x = 50,185.12

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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.