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Finding the Fourth Proportional to 63,931.60, 95,940.60 and 35,851.60

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Solution

The fourth proportional to 63,931.60, 95,940.60 and 35,851.60 is: 53,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.60 : 95,940.60 = 35,851.60 : x
  2. Step 2: Convert to fraction form
    63,931.60/95,940.60 = 35,851.60/x
  3. Step 3: Cross multiply
    63,931.60x = 95,940.60 × 35,851.60
  4. Step 4: Simplify right side
    63,931.60x = 3,439,624,014.96
  5. Step 5: Solve for x
    x = 3,439,624,014.96/63,931.60
  6. Step 6: Final answer
    x = 53,801.63

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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.