Home / 64,218.24-88,622.32-35,923.68

Finding the Fourth Proportional to 64,218.24, 88,622.32 and 35,923.68

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Solution

The fourth proportional to 64,218.24, 88,622.32 and 35,923.68 is: 49,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,218.24 : 88,622.32 = 35,923.68 : x
  2. Step 2: Convert to fraction form
    64,218.24/88,622.32 = 35,923.68/x
  3. Step 3: Cross multiply
    64,218.24x = 88,622.32 × 35,923.68
  4. Step 4: Simplify right side
    64,218.24x = 3,183,639,864.54
  5. Step 5: Solve for x
    x = 3,183,639,864.54/64,218.24
  6. Step 6: Final answer
    x = 49,575.32

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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.