Home / 63,538.46-87,680.84-35,246.78

Finding the Fourth Proportional to 63,538.46, 87,680.84 and 35,246.78

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Solution

The fourth proportional to 63,538.46, 87,680.84 and 35,246.78 is: 48,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,538.46 : 87,680.84 = 35,246.78 : x
  2. Step 2: Convert to fraction form
    63,538.46/87,680.84 = 35,246.78/x
  3. Step 3: Cross multiply
    63,538.46x = 87,680.84 × 35,246.78
  4. Step 4: Simplify right side
    63,538.46x = 3,090,467,277.70
  5. Step 5: Solve for x
    x = 3,090,467,277.70/63,538.46
  6. Step 6: Final answer
    x = 48,639.32

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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.