Home / 64,467.12-88,963.22-35,785.11

Finding the Fourth Proportional to 64,467.12, 88,963.22 and 35,785.11

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Solution

The fourth proportional to 64,467.12, 88,963.22 and 35,785.11 is: 49,382.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,467.12 : 88,963.22 = 35,785.11 : x
  2. Step 2: Convert to fraction form
    64,467.12/88,963.22 = 35,785.11/x
  3. Step 3: Cross multiply
    64,467.12x = 88,963.22 × 35,785.11
  4. Step 4: Simplify right side
    64,467.12x = 3,183,558,434.73
  5. Step 5: Solve for x
    x = 3,183,558,434.73/64,467.12
  6. Step 6: Final answer
    x = 49,382.67

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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.