Home / 63,439.96-87,545.94-35,145.88

Finding the Fourth Proportional to 63,439.96, 87,545.94 and 35,145.88

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Solution

The fourth proportional to 63,439.96, 87,545.94 and 35,145.88 is: 48,500.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,439.96 : 87,545.94 = 35,145.88 : x
  2. Step 2: Convert to fraction form
    63,439.96/87,545.94 = 35,145.88/x
  3. Step 3: Cross multiply
    63,439.96x = 87,545.94 × 35,145.88
  4. Step 4: Simplify right side
    63,439.96x = 3,076,879,101.73
  5. Step 5: Solve for x
    x = 3,076,879,101.73/63,439.96
  6. Step 6: Final answer
    x = 48,500.65

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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.