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Finding the Fourth Proportional to 63,935.60, 96,004.20 and 37,660.40

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Solution

The fourth proportional to 63,935.60, 96,004.20 and 37,660.40 is: 56,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,935.60 : 96,004.20 = 37,660.40 : x
  2. Step 2: Convert to fraction form
    63,935.60/96,004.20 = 37,660.40/x
  3. Step 3: Cross multiply
    63,935.60x = 96,004.20 × 37,660.40
  4. Step 4: Simplify right side
    63,935.60x = 3,615,556,573.68
  5. Step 5: Solve for x
    x = 3,615,556,573.68/63,935.60
  6. Step 6: Final answer
    x = 56,549.97

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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.