Home / 63,904.90-95,857.35-40,285.30

Finding the Fourth Proportional to 63,904.90, 95,857.35 and 40,285.30

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Solution

The fourth proportional to 63,904.90, 95,857.35 and 40,285.30 is: 60,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,904.90 : 95,857.35 = 40,285.30 : x
  2. Step 2: Convert to fraction form
    63,904.90/95,857.35 = 40,285.30/x
  3. Step 3: Cross multiply
    63,904.90x = 95,857.35 × 40,285.30
  4. Step 4: Simplify right side
    63,904.90x = 3,861,642,101.96
  5. Step 5: Solve for x
    x = 3,861,642,101.96/63,904.90
  6. Step 6: Final answer
    x = 60,427.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.